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Marzuillo P, Guarino S, Annicchiarico Petruzzelli L, Brugnara M, Corrado C, Di Sessa A, Malgieri G, Pennesi M, Scozzola F, Taroni F, Pasini A, La Scola C, Montini G. Prevalence of and factors associated with Na + /K + imbalances in a population of children hospitalized with febrile urinary tract infection. Eur J Pediatr 2024:10.1007/s00431-024-05784-0. [PMID: 39356305 DOI: 10.1007/s00431-024-05784-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/24/2024] [Revised: 09/11/2024] [Accepted: 09/16/2024] [Indexed: 10/03/2024]
Abstract
We aimed to assess the prevalence of and factors associated with Na + /K + imbalances in children hospitalized for febrile urinary tract infection (fUTI). This retrospective Italian multicenter study included children aged 18 years or younger (median age = 0.5 years) who were discharged with a primary diagnosis of fUTI. Na + /K + imbalances were classified as hyponatremia (sodium < 135 mEq/L), hypernatremia (sodium > 145 mEq/L), hypokalemia (potassium < 3.5 mEq/L), hyperkalemia (potassium > 5.5 mEq/L), and concurrent hyponatremia and hyperkalemia, in the absence of evidence of hemolyzed blood samples. Among the 849 enrolled children, 23% had hyponatremia, 6.4% had hyperkalemia, 2.9% had concurrent hyponatremia and hyperkalemia, 0.7% had hypokalemia, and 0.4% had hypernatremia. In the multiple logistic regression analysis, after applying the Bonferroni correction, only C-reactive protein (C-RP) levels were significantly associated with hyponatremia (OR = 1.04; 95% CI: 1.02-1.06; p < 0.001), only age was significantly associated with hyperkalemia (OR = 1.7; 95% CI: 1.1-2.7; p = 0.01), and only CAKUT was significantly associated with concurrent hyponatremia and hyperkalemia (OR = 4.3; 95% CI: 1.7-10.8; p = 0.002). Even after adjusting for the presence of kidney hypoplasia, abnormal renal echogenicity, pelvi-caliceal dilation, ureteral dilation, uroepithelial thickening of the renal pelvis, bladder abnormalities, pathogen other than E. coli, concurrent hyponatremia and hyperkalemia persisted significantly associated with CAKUT (OR = 3.6; 95% CI: 1.2-10.9; p = 0.02). CONCLUSION Hyponatremia was the most common Na + /K + imbalance in children hospitalized for fUTI, followed by hyperkalemia and concurrent hyponatremia and hyperkalemia. C-RP levels were most strongly associated with hyponatremia, age with hyperkalemia, and CAKUT with concurrent hyponatremia and hyperkalemia (suggestive of transient secondary pseudo-hypoaldosteronism). Therefore, in children who develop concurrent hyponatremia and hyperkalemia during the course of a fUTI, an underlying CAKUT could be suspected. WHAT IS KNOWN • Na+ and K+ abnormalities can occur in patients hospitalized for febrile urinary tract infection (fUTI). • Concurrent hyponatremia and hyperkalemia during fUTI may suggest transient secondary pseudo-hypoaldosteronism (TPHA), for which limited data on prevalence are available. WHAT IS NEW • The most common Na+/K+ imbalance in children hospitalized with fUTI was hyponatremia (23%), followed by hyperkalemia (6.4%), concurrent hyponatremia and hyperkalemia (2.9%), hypokalemia (0.7%), and hypernatremia (0.4%). • Concurrent hyponatremia and hyperkalemia were mainly associated with CAKUT, while hyponatremia alone correlated with high C-reactive protein and hyperkalemia alone with younger age. In cases of concurrent hyponatremia and hyperkalemia during fUTI, an underlying CAKUT should be suspected.
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Affiliation(s)
- Pierluigi Marzuillo
- Department of Woman, Child and of General and Specialized Surgery, Università Degli Studi Della Campania "Luigi Vanvitelli", Vico Luigi De Crecchio 2, 80138, Naples, Italy.
| | - Stefano Guarino
- Department of Woman, Child and of General and Specialized Surgery, Università Degli Studi Della Campania "Luigi Vanvitelli", Vico Luigi De Crecchio 2, 80138, Naples, Italy.
| | | | | | - Ciro Corrado
- Pediatric Nephrology, "G. Di Cristina" Hospital, Palermo, Italy
| | - Anna Di Sessa
- Department of Woman, Child and of General and Specialized Surgery, Università Degli Studi Della Campania "Luigi Vanvitelli", Vico Luigi De Crecchio 2, 80138, Naples, Italy
| | - Gabrile Malgieri
- Pediatric Nephrology and Dialysis Unit, Santobono Children's Hospital, Naples, Italy
| | - Marco Pennesi
- Institute for Maternal and Child Health-IRCCS Burlo Garofolo, Trieste, Italy
| | | | - Francesca Taroni
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione Ca' Granda IRCCS, Policlinico Di Milano, Milan, Italy
| | - Andrea Pasini
- Pediatric Nephrology and Dialysis Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Claudio La Scola
- Pediatric Nephrology and Dialysis Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Giovanni Montini
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione Ca' Granda IRCCS, Policlinico Di Milano, Milan, Italy
- Giuliana and Bernardo Caprotti Chair of Pediatrics, Department of Clinical Sciences and Community Health, University of Milan, Milan, Italy
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Marzuillo P, Guarino S, Alfiero S, Annicchiarico Petruzzelli L, Arenella M, Baccelli F, Brugnara M, Corrado C, Delcaro G, Di Sessa A, Gallotta G, Lanari M, Lorenzi M, Malgieri G, Miraglia Del Giudice E, Pecoraro C, Pennesi M, Picassi S, Pierantoni L, Puccio G, Scozzola F, Taroni F, Tosolini C, Venditto L, Pasini A, La Scola C, Montini G. Acute kidney injury in children hospitalised for febrile urinary tract infection. Acta Paediatr 2024; 113:1711-1719. [PMID: 38641985 DOI: 10.1111/apa.17247] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/05/2024] [Revised: 04/02/2024] [Accepted: 04/08/2024] [Indexed: 04/21/2024]
Abstract
AIM To determine (i) prevalence and the risk factors for acute kidney injury (AKI) in children hospitalised for febrile urinary tract infection (fUTI) and (ii) role of AKI as indicator of an underlying VUR. AKI, in fact, is favoured by a reduced nephron mass, often associated to VUR. METHODS This retrospective Italian multicentre study enrolled children aged 18 years or younger (median age = 0.5 years) discharged with a primary diagnosis of fUTI. AKI was defined using Kidney Disease/Improving Global Outcomes serum creatinine criteria. RESULTS Of 849 children hospitalised for fUTI (44.2% females, median age 0.5 years; IQR = 1.8), 124 (14.6%) developed AKI. AKI prevalence rose to 30% in the presence of underlying congenital anomalies of the kidney and urinary tract (CAKUT). The strongest AKI predictors were presence of CAKUT (OR = 7.5; 95%CI: 3.8-15.2; p = 9.4e-09) and neutrophils levels (OR = 1.13; 95%CI: 1.08-1.2; p = 6.8e-07). At multiple logistic regression analysis, AKI during fUTI episode was a significant indicator of VUR (OR = 3.4; 95%CI: 1.7-6.9; p = 0.001) despite correction for the diagnostic covariates usually used to assess the risk of VUR after the first fUTI episode. Moreover, AKI showed the best positive likelihood ratio, positive predictive value, negative predictive value and specificity for VUR. CONCLUSION AKI occurs in 14.6% of children hospitalised for fUTI and is a significant indicator of VUR.
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Affiliation(s)
- Pierluigi Marzuillo
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | - Stefano Guarino
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | - Salvatore Alfiero
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | | | - Mattia Arenella
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | - Francesco Baccelli
- Pediatric Nephrology and Dialysis, Pediatric Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | | | - Ciro Corrado
- Pediatric Nephrology, "G. Di Cristina" Hospital, Palermo, Italy
| | - Giulia Delcaro
- Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy
| | - Anna Di Sessa
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | - Giulia Gallotta
- Pediatric Nephrology and Dialysis, Pediatric Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Marcello Lanari
- Pediatric Emergency Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Maya Lorenzi
- Department of Surgical Sciences, Dentistry, Gynecology and Pediatrics, Pediatric Clinic, University of Verona, Verona, Italy
| | - Gabriele Malgieri
- Pediatric Nephrology and Dialysis Unit, A.O.R.N. Santobono Pausilipon Children's Hospital, Naples, Italy
| | - Emanuele Miraglia Del Giudice
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | - Carmine Pecoraro
- Pediatric Nephrology and Dialysis Unit, A.O.R.N. Santobono Pausilipon Children's Hospital, Naples, Italy
| | - Marco Pennesi
- Institute for Maternal and Child Health-IRCCS Burlo Garofolo, Trieste, Italy
| | - Sara Picassi
- Pediatria C, Ospedale Donna Bambino, Verona, Italy
| | - Luca Pierantoni
- Pediatric Emergency Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Giuseppe Puccio
- Department of Woman, Child and of General and Specialized Surgery, Università degli Studi della Campania "Luigi Vanvitelli", Naples, Italy
| | | | - Francesca Taroni
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico Di Milano, Milano, Italy
| | | | - Laura Venditto
- Department of Surgical Sciences, Dentistry, Gynecology and Pediatrics, Pediatric Clinic, University of Verona, Verona, Italy
| | - Andrea Pasini
- Pediatric Nephrology and Dialysis, Pediatric Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Claudio La Scola
- Pediatric Nephrology and Dialysis, Pediatric Unit, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy
| | - Giovanni Montini
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico Di Milano, Milano, Italy
- Giuliana and Bernardo Caprotti Chair of Pediatrics, Department of Clinical Sciences and Community Health, University of Milan, Milano, Italy
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Aydin O, Karademir S, Bülbül M. Evaluating the requirement of ultrasonography for children with their first urinary tract infection. J Pediatr Urol 2024; 20:504-512. [PMID: 37932198 DOI: 10.1016/j.jpurol.2023.10.026] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/26/2023] [Revised: 10/10/2023] [Accepted: 10/19/2023] [Indexed: 11/08/2023]
Abstract
BACKGROUND Management of urinary tract infection (UTI) in children remains important. It may be the first sign for a possible underlying congenital abnormalities for the kidney and urinary tract (CAKUT). This study examined whether performing renal and bladder ultrasonography (RBUS) only for children who have a pathogen other than E. coli during their first urinary tract infection (UTI), or who experience UTI recurrence, would result in more missed diagnoses of kidney anomalies. METHODS Patients aged between 2 months and 2 years who were seen in a tertiary pediatric hospital during a 2-year period and diagnosed with UTI were included. RBUS and voiding cystourethrography (VCUG) were performed according to American Academy of Pediatrics (AAP) guidelines. Afterwards, we looked back and evaluated how often we found kidney problems when we only did a RBUS on patients who had an atypical cause of their first UTI or who had multiple UTIs. RESULTS One hundred and seventy-eight patients who were followed up with UTI were included in this study. The isolated pathogen was E. coli in 104 cases (58.4 %) and atypical in 74 cases (41.6 %). VCUG was conducted on 40 patients, and vesicoureteral reflux (VUR) was discovered in 16 cases and ureteropelvic junction obstruction (UPJO) was discovered in 1 case. A different diagnostic approach that required the presence of an atypical pathogen at the first UTI or a fUTI recurrence to perform the RBUS would have missed just two severe kidney anomalies. It was observed that there could be a decrease of 40.4 % in RBUS and at least 20 % in VCUG. CONCLUSIONS A diagnostic approach that necessitates the presence of an abnormal pathogen during the initial UTI or a second UTI episode for the RBUS to be carried out would lead to fewer negative ultrasounds with minimal risk of overlooking kidney anomalies.
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Affiliation(s)
- Orkun Aydin
- Department of Pediatrics, Dr. Sami Ulus Maternity and Child Health and Diseases Training and Research Hospital, Ankara, Turkey.
| | - Selmin Karademir
- Department of Pediatric Cardiology, Dr. Sami Ulus Maternity and Child Health and Diseases Training and Research Hospital, Ankara, Turkey.
| | - Mehmet Bülbül
- Department of Pediatric Nephrology and Rheumatology, Dr. Sami Ulus Maternity and Child Health and Diseases Training and Research Hospital, Ankara, Turkey.
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Moja L, Zanichelli V, Mertz D, Gandra S, Cappello B, Cooke GS, Chuki P, Harbarth S, Pulcini C, Mendelson M, Tacconelli E, Ombajo LA, Chitatanga R, Zeng M, Imi M, Elias C, Ashorn P, Marata A, Paulin S, Muller A, Aidara-Kane A, Wi TE, Were WM, Tayler E, Figueras A, Da Silva CP, Van Weezenbeek C, Magrini N, Sharland M, Huttner B, Loeb M. WHO's essential medicines and AWaRe: recommendations on first- and second-choice antibiotics for empiric treatment of clinical infections. Clin Microbiol Infect 2024; 30 Suppl 2:S1-S51. [PMID: 38342438 DOI: 10.1016/j.cmi.2024.02.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2023] [Revised: 01/26/2024] [Accepted: 02/04/2024] [Indexed: 02/13/2024]
Abstract
The WHO Model List of Essential Medicines (EML) prioritizes medicines that have significant global public health value. The EML can also deliver important messages on appropriate medicine use. Since 2017, in response to the growing challenge of antimicrobial resistance, antibiotics on the EML have been reviewed and categorized into three groups: Access, Watch, and Reserve, leading to a new categorization called AWaRe. These categories were developed taking into account the impact of different antibiotics and classes on antimicrobial resistance and the implications for their appropriate use. The 2023 AWaRe classification provides empirical guidance on 41 essential antibiotics for over 30 clinical infections targeting both the primary health care and hospital facility setting. A further 257 antibiotics not included on the EML have been allocated an AWaRe group for stewardship and monitoring purposes. This article describes the development of AWaRe, focussing on the clinical evidence base that guided the selection of Access, Watch, or Reserve antibiotics as first and second choices for each infection. The overarching objective was to offer a tool for optimizing the quality of global antibiotic prescribing and reduce inappropriate use by encouraging the use of Access antibiotics (or no antibiotics) where appropriate. This clinical evidence evaluation and subsequent EML recommendations are the basis for the AWaRe antibiotic book and related smartphone applications. By providing guidance on antibiotic prioritization, AWaRe aims to facilitate the revision of national lists of essential medicines, update national prescribing guidelines, and supervise antibiotic use. Adherence to AWaRe would extend the effectiveness of current antibiotics while helping countries expand access to these life-saving medicines for the benefit of current and future patients, health professionals, and the environment.
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Affiliation(s)
- Lorenzo Moja
- Health Products Policy and Standards, World Health Organization, Geneva, Switzerland.
| | - Veronica Zanichelli
- Health Products Policy and Standards, World Health Organization, Geneva, Switzerland
| | - Dominik Mertz
- Department of Medicine, McMaster University, Hamilton, Canada; Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, Canada; World Health Organization Collaborating Centre for Infectious Diseases, Research Methods and Recommendations, McMaster University, Hamilton, Canada
| | - Sumanth Gandra
- Division of Infectious Diseases, Department of Internal Medicine, Washington University School of Medicine in St. Louis, Missouri, United States
| | - Bernadette Cappello
- Health Products Policy and Standards, World Health Organization, Geneva, Switzerland
| | - Graham S Cooke
- Department of Infectious Diseases, Imperial College London, London, UK
| | - Pem Chuki
- Antimicrobial Stewardship Unit, Jigme Dorji Wangchuck National Referral Hospital, Thimphu, Bhutan
| | - Stephan Harbarth
- Infection Control Programme, Geneva University Hospitals and Faculty of Medicine, Geneva, Switzerland; World Health Organization Collaborating Centre on Infection Prevention and Control and Antimicrobial Resistance, Geneva, Switzerland
| | - Celine Pulcini
- APEMAC, and Centre régional en antibiothérapie du Grand Est AntibioEst, Université de Lorraine, CHRU-Nancy, Nancy, France
| | - Marc Mendelson
- Division of Infectious Diseases and HIV Medicine, Department of Medicine, Groote Schuur Hospital, University of Cape Town, Cape Town, South Africa
| | - Evelina Tacconelli
- Infectious Diseases Unit, Department of Diagnostics and Public Health, University of Verona, Verona, Italy
| | - Loice Achieng Ombajo
- Department of Clinical Medicine and Therapeutics, University of Nairobi, Nairobi, Kenya; Center for Epidemiological Modelling and Analysis, University of Nairobi, Nairobi, Kenya
| | - Ronald Chitatanga
- Antimicrobial Resistance National Coordinating Centre, Public Health Institute of Malawi, Blantyre, Malawi
| | - Mei Zeng
- Department of Infectious Diseases, Children's Hospital of Fudan University, Shanghai, China
| | | | - Christelle Elias
- Service Hygiène et Epidémiologie, Hospices Civils de Lyon, Lyon, France; Centre International de Recherche en Infectiologie, Institut National de la Santé et de la Recherche Médicale U1111, Centre National de la Recherche Scientifique Unité Mixte de Recherche 5308, École Nationale Supérieure de Lyon, Université Claude Bernard Lyon 1, Lyon, France
| | - Per Ashorn
- Center for Child, Adolescent and Maternal Health Research, Faculty of Medicine and Health Technology, Tampere University and Tampere University Hospital, Tampere, Finland
| | | | - Sarah Paulin
- Antimicrobial Resistance Division, World Health Organization, Geneva, Switzerland
| | - Arno Muller
- Antimicrobial Resistance Division, World Health Organization, Geneva, Switzerland
| | | | - Teodora Elvira Wi
- Department of Global HIV, Hepatitis and STIs Programme, World Health Organization, Geneva, Switzerland
| | - Wilson Milton Were
- Department of Maternal, Newborn, Child and Adolescent Health and Ageing, World Health Organization, Geneva, Switzerland
| | - Elizabeth Tayler
- WHO Regional Office for the Eastern Mediterranean (EMRO), World Health Organisation, Cairo, Egypt
| | | | - Carmem Pessoa Da Silva
- Antimicrobial Resistance Division, World Health Organization, Geneva, Switzerland; Federal University of Rio de Janeiro, Rio de Janeiro, Brazil
| | | | - Nicola Magrini
- NHS Clinical Governance, Romagna Health Authority, Ravenna, Italy; World Health Organization Collaborating Centre for Evidence Synthesis and Guideline Development, Bologna, Italy
| | - Mike Sharland
- Centre for Neonatal and Paediatric Infections, Institute for Infection and Immunity, St George's University of London, London, UK
| | - Benedikt Huttner
- Health Products Policy and Standards, World Health Organization, Geneva, Switzerland
| | - Mark Loeb
- Department of Medicine, McMaster University, Hamilton, Canada; Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, Canada; World Health Organization Collaborating Centre for Infectious Diseases, Research Methods and Recommendations, McMaster University, Hamilton, Canada
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Duployez C, Loïez C, Le Guern R. Antibiotic Prophylaxis for Grade III, IV, or V Vesicoureteral Reflux in Infants. N Engl J Med 2024; 390:577. [PMID: 38324499 DOI: 10.1056/nejmc2311879] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/09/2024]
Affiliation(s)
| | - Caroline Loïez
- Centre Hospitalier Universitaire de Lille, Lille, France
| | - Rémi Le Guern
- Centre Hospitalier Universitaire de Lille, Lille, France
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Montini G, Tessitore A, Console K, Ronfani L, Barbi E, Pennesi M. Short Oral Antibiotic Therapy for Pediatric Febrile Urinary Tract Infections: A Randomized Trial. Pediatrics 2024; 153:e2023062598. [PMID: 38146260 DOI: 10.1542/peds.2023-062598] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 08/09/2023] [Indexed: 12/27/2023] Open
Abstract
BACKGROUND AND OBJECTIVES Febrile urinary tract infection (fUTI) in well-appearing children is conventionally treated with a standard 10-day course of oral antibiotic. The objective of this study is to determine the noninferiority (5% threshold) of a 5-day amoxicillin-clavulanate course compared with a 10-day regimen to treat fUTIs. METHODS This is a multicenter, investigator-initiated, parallel-group, randomized, controlled trial. We randomly assigned children aged 3 months to 5 years with a noncomplicated fUTI to receive amoxicillin-clavulanate 50 + 7.12 mg/kg/day orally in 3 divided doses for 5 or 10 days. The primary end point was the recurrence of a urinary tract infection within 30 days after the completion of therapy. Secondary end points were the difference in prevalence of clinical recovery, adverse drug-related events, and resistance to amoxicillin-clavulanic acid and/or to other antibiotics when a recurrent infection occurred. RESULTS From May 2020 through September 2022, 175 children were assessed for eligibility and 142 underwent randomization. The recurrence rate within 30 days of the end of therapy was 2.8% (2/72) in the short group and 14.3% (10/70) in the standard group. The difference between the 2 groups was -11.51% (95% confidence interval, -20.54 to -2.47). The recurrence rate of fUTI within 30 days from the end of therapy was 1.4% (1/72) in the short group and 5.7% (4/70) in the standard group (95% confidence interval, -10.4 to 1.75). CONCLUSIONS This study demonstrates that a 5-day course is noninferior to a 10-day course of oral amoxicillin-clavulanate.
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Affiliation(s)
- Giovanni Montini
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milano, Italy
- Department of Clinical Sciences and Community Health, University of Milano, Milan, Italy
| | - Antimo Tessitore
- Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy
| | - Karen Console
- Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy
| | - Luca Ronfani
- Department of Clinical Epidemiology, Institute for Maternal and Child Health Burlo Garofolo, Trieste, Italy
| | - Egidio Barbi
- Department of Medicine, Surgery and Health Sciences, University of Trieste, Trieste, Italy
- Institute for Maternal and Child Health IRCCS Burlo Garofolo, Trieste, Italy
| | - Marco Pennesi
- Institute for Maternal and Child Health IRCCS Burlo Garofolo, Trieste, Italy
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Hewitt IK, Roebuck DJ, Montini G. Conflicting views of physicians and surgeons concerning pediatric urinary tract infection: a comparative review. Pediatr Radiol 2023; 53:2651-2661. [PMID: 37776490 PMCID: PMC10698093 DOI: 10.1007/s00247-023-05771-x] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/18/2022] [Revised: 09/06/2023] [Accepted: 09/07/2023] [Indexed: 10/02/2023]
Abstract
BACKGROUND A first febrile urinary tract infection (UTI) is a common condition in children, and pathways of management have evolved over time. OBJECTIVE To determine the extent to which pediatricians and surgeons differ in their investigation and management of a first febrile UTI, and to evaluate the justifications for any divergence of approach. MATERIALS AND METHODS A literature search was conducted for papers addressing investigation and/or management following a first febrile UTI in children published between 2011 and 2021. Searches were conducted on Medline, Embase, and the Cochrane Controlled Trials Register. To be eligible for inclusion, a paper was required to provide recommendations on one or more of the following: ultrasound (US) and voiding cystourethrogram (VCUG), the need for continuous antibiotic prophylaxis and surgery when vesicoureteral reflux (VUR) was detected. The authorship required at least one pediatrician or surgeon. Authorship was categorized as medical, surgical, or combined. RESULTS Pediatricians advocated less imaging and intervention and were more inclined to adopt a "watchful-waiting" approach, confident that any significant abnormality, grades IV-V VUR in particular, should be detected following a second febrile UTI. In contrast, surgeons were more likely to recommend imaging to detect VUR (p<0.00001), and antibiotic prophylaxis (p<0.001) and/or surgical correction (p=0.004) if it was detected, concerned that any delay in diagnosis and treatment could place the child at risk of kidney damage. Papers with combined authorship displayed intermediate results. CONCLUSION There are two distinct directions in the literature regarding the investigation of an uncomplicated first febrile UTI in a child. In general, when presented with a first febrile UTI in a child, physicians recommend fewer investigations and less treatment, in contrast to surgeons who advocate extensive investigation and aggressive intervention in the event that imaging detects an abnormality. This has the potential to confuse the carers of affected children.
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Affiliation(s)
- Ian K Hewitt
- Department of Pediatric Nephrology, Perth Children's Hospital, Nedlands, 6009, Australia
| | - Derek J Roebuck
- Division of Pediatrics, Medical School, University of Western Australia, Crawley, 6009, Australia.
- Department of Medical Imaging, Perth Children's Hospital, Nedlands, 6009, Australia.
| | - Giovanni Montini
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione Ca' Granda IRCCS, Policlinico di Milano, Milan, Italy
- Giuliana and Bernardo Caprotti Chair of Pediatrics, Department of Clinical Sciences and Community Health, University of Milano, Milan, Italy
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Tse Y, Pickles C, Owens S, Malina M, Peace R, Gopal M. Low yield from imaging after non -E. coli urine tract infections in children treated in primary care and emergency department. Arch Dis Child 2023; 108:474-480. [PMID: 36868793 DOI: 10.1136/archdischild-2022-324930] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/22/2022] [Accepted: 02/17/2023] [Indexed: 03/05/2023]
Abstract
BACKGROUND Imaging is recommended for selected children following urinary tract infections (UTIs) to look for actionable structural abnormalities. Non-E. coli is considered high risk in many national guidelines, but evidence is mainly drawn from small cohorts from tertiary centres. OBJECTIVE To ascertain imaging yield from infants and children <12 years diagnosed with their first confirmed UTI (pure single growth >100 000 cfu per ml) in primary care or an emergency department without admission stratified by bacteria type. DESIGN, SETTING, PATIENTS Data were collected from an administrative database of a UK citywide direct access UTI service between 2000 and 2021. Imaging policy mandated renal tract ultrasound and Technetium-99m dimercaptosuccinic acid scans in all children, plus micturating cystourethrogram in infants <12 months. RESULTS 7730 children (79% girls, 16% aged <1 year, 55% 1-4 years) underwent imaging after first UTI diagnosed by primary care (81%) or emergency department without admission (13%). E. coli UTI yielded abnormal kidney imaging in 8.9% (566/6384). Enterococcus and KPP (Klebsiella, Proteus, Pseudomonas) yielded 5.6% (42/749) and 5.0% (24/483) with relative risks 0.63 (95% CI 0.47 to 0.86) and 0.56 (0.38 to 0.83)), respectively. No difference was found when stratified by age banding or imaging modality. CONCLUSION In this largest published group of infants and children diagnosed in primary and emergency care not requiring admission, non-E. coli UTI was not associated with a higher yield from renal tract imaging.
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Affiliation(s)
- Yincent Tse
- Department of Paediatric Nephrology, Great North Children's Hospital, Newcastle upon Tyne, UK .,Faculty of Medical Science, Newcastle University, Newcastle upon Tyne, UK
| | - Charlie Pickles
- Department of Paediatric Nephrology, Great North Children's Hospital, Newcastle upon Tyne, UK
| | - Stephen Owens
- Paediatric Immunology and Infectious Diseases, Newcastle upon Tyne Hospitals NHS Foundation Trust, Newcastle upon Tyne, UK.,Population Health Sciences Institute, Newcastle University, Newcastle upon Tyne, UK
| | - Michal Malina
- Department of Paediatric Nephrology, Great North Children's Hospital, Newcastle upon Tyne, UK.,Translation and Clinical Research Institute, Newcastle University, Newcastle upon Tyne, UK
| | - Richard Peace
- Department of Nuclear Medicine, Royal Victoria Infirmary, Newcastle upon Tyne, UK
| | - Milan Gopal
- Department of Paediatric Urology, Great North Children's Hospital, Newcastle upon Tyne, UK
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9
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Daniel M, Szymanik-Grzelak H, Sierdziński J, Podsiadły E, Kowalewska-Młot M, Pańczyk-Tomaszewska M. Epidemiology and Risk Factors of UTIs in Children-A Single-Center Observation. J Pers Med 2023; 13:jpm13010138. [PMID: 36675799 PMCID: PMC9865477 DOI: 10.3390/jpm13010138] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/02/2022] [Revised: 01/03/2023] [Accepted: 01/09/2023] [Indexed: 01/12/2023] Open
Abstract
Urinary tract infections (UTIs) are one of childhood’s most common bacterial infections. The study aimed to determine the clinical symptoms, laboratory tests, risk factors, and etiology of different UTIs in children admitted to pediatric hospitals for three years. Methods: Patients with positive urine cultures diagnosed with acute pyelonephritis (APN) or cystitis (CYS) were analyzed for clinical symptoms, laboratory tests, risk factors, and etiology, depending on their age and sex. Results: We studied 948 children with UTIs (531 girls and 417 boys), with a median age of 12 (IQR 5−48 months). A total of 789 children had clinical symptoms; the main symptom was fever (63.4% of patients). Specific symptoms of UTIs were presented only in 16.3% of patients. Children with APN had shown significantly more frequent loss of appetite, vomiting, lethargy, seizures, and less frequent dysuria and haematuria than children with CYS. We found significantly higher median WBC, CRP, and leukocyturia in children with APN than with CYS. The risk factors of UTIs were presented in 46.6% of patients, of which 35.6% were children with APN and 61.7% with CYS. The main risk factor was CAKUT, more frequently diagnosed in children with CYS than APN, mainly in children <2 years. The most commonly isolated bacteria were Escherichia coli (74%). There was a higher percentage of urine samples with E. coli in girls than in boys. Other bacteria found were Klebsiella species, Pseudomonas aeruginosa, Proteus mirabilis, and Enterococcus species. Conclusions: Patients with APN were younger and had higher inflammatory markers. Often, fever is the only symptom of UTI in children, and other clinical signs are usually non-specific. The most common UTI etiology is E. coli, regardless of the clinical presentation and risk factors.
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Affiliation(s)
- Maria Daniel
- Department of Pediatrics and Nephrology, Medical University of Warsaw, 02-091 Warsaw, Poland
- Correspondence: ; Tel.: +48-317-97-35
| | - Hanna Szymanik-Grzelak
- Department of Pediatrics and Nephrology, Medical University of Warsaw, 02-091 Warsaw, Poland
| | - Janusz Sierdziński
- Department of Medical Informatics and Telemedicine, Medical University of Warsaw, 02-091 Warsaw, Poland
| | - Edyta Podsiadły
- Department of Pharmaceutical Microbiology, Centre for Preclinical Research, Faculty of Pharmacy, Medical University of Warsaw, 02-091 Warsaw, Poland
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10
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Chong SL, Leow EH, Yap CJY, Chao SM, Ganesan I, Ng YH. Risk factors for imaging abnormalities after the first febrile urinary tract infection in infants ≤3 months old: a retrospective cohort study. BMJ Paediatr Open 2023; 7:10.1136/bmjpo-2022-001687. [PMID: 36649399 PMCID: PMC9853243 DOI: 10.1136/bmjpo-2022-001687] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/26/2022] [Accepted: 12/29/2022] [Indexed: 01/19/2023] Open
Abstract
OBJECTIVES To assess the association of clinical factors and investigation results (blood and urine) with imaging abnormalities (ultrasound of the kidneys, ureters and bladder; dimercaptosuccinic acid scan; and/or micturating cystourethrogram) and recurrent urinary tract infections (UTIs) in infants ≤3 months old presenting with their first febrile UTI. METHODS We conducted a retrospective cohort study of infants ≤3 months old with first febrile UTI admitted from 2010 to 2016. Multivariable logistic regression model was used to analyse the association of imaging abnormalities and recurrent UTI with covariates selected a priori: age at presentation, maximum temperature, duration of illness at presentation, interval between start of antibiotics and fever resolution, C-reactive protein, total white cell count on the full blood count, bacteraemia, white cell count on the urinalysis and non-Escherichia coli growth in the urine culture (non-E. coli UTI). RESULTS There were 190 infants but 12 did not undergo any imaging. Median age at presentation was 63 days (IQR 41-78). Twenty-four patients had imaging abnormalities. Non-E. coli UTI (adjusted OR (aOR) 5.01, 95% CI 1.65 to 15.24, p=0.004) was independently associated with imaging abnormalities, while bacteraemia (aOR 4.93, 95% CI 1.25 to 19.43, p=0.022) and non-E. coli UTI (aOR 5.06, 95% CI 1.90 to 13.48, p=0.001) were independently associated with recurrent UTI. CONCLUSION Non-E. coli UTI at the first febrile UTI in infants ≤3 months old may be useful in predicting imaging abnormalities while bacteraemia and non-E. coli UTI may be useful to predict recurrent UTI.
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Affiliation(s)
- Siew Lew Chong
- Paediatric Nephrology, KK Women's and Children's Hospital, Singapore
| | | | | | - Sing Ming Chao
- Paediatric Nephrology, KK Women's and Children's Hospital, Singapore
| | - Indra Ganesan
- Paediatric Nephrology, KK Women's and Children's Hospital, Singapore
| | - Yong Hong Ng
- Paediatric Nephrology, KK Women's and Children's Hospital, Singapore
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11
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Chimenz R, Chirico V, Cuppari C, Sallemi A, Cardile D, Baldari S, Ascenti G, Monardo P, Lacquaniti A. Febrile Urinary Tract Infections in Children: The Role of High Mobility Group Box-1. CHILDREN (BASEL, SWITZERLAND) 2022; 10:47. [PMID: 36670598 PMCID: PMC9856601 DOI: 10.3390/children10010047] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 11/24/2022] [Revised: 12/16/2022] [Accepted: 12/19/2022] [Indexed: 12/28/2022]
Abstract
BACKGROUND Differentiating between febrile lower urinary tract infection (LUTI) and acute pyelonephritis (APN) is crucial for prompt clinical management. We investigated whether the high mobility group box-1 (HMGB1) could be a useful biomarker in differentiating between LUTI or APN. METHODS We enrolled seventy-four pediatric patients with suspected LUTI/APN, according to the positive or negative renal scintigraphy (DMSA) scan. If the first DMSA findings were abnormal, a second DMSA was performed after six months. Voiding cystourethrography ruled out vesicoureteral reflux (VUR). RESULTS Higher serum (s) HMGB1 levels characterized the APN group when compared to LUTI patients (13.3 (11.8-14.3) versus 5.9 (5.2-6.8) ng/mL, p: 0.02), whereas there were no differences according to urine (u) HMGB1 values. sHMGB1 correlated with C-reactive protein (CRP) levels (β = 0.47; p: 0.02). Receiver operating characteristic curves identified the best diagnostic profile for detecting APN. sHMGB1 area under the curve was different from CRP (p: 0.01) and white blood cells (p: 0.003). After multivariate analyses, VUR (HR:4.81) and sHMGB1 (HR 1.16; p: 0.006) were independently associated with the risk of renal scarring development. CONCLUSIONS sHMGB1 could represent a marker to differentiate APN from LUTI. Measurement of sHMGB1 could select children for early intervention or long-term follow-up.
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Affiliation(s)
- Roberto Chimenz
- Pediatric Nephrology and Dialysis Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Valeria Chirico
- Pediatric Nephrology and Dialysis Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Caterina Cuppari
- Pediatric Nephrology and Dialysis Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Alessia Sallemi
- Pediatric Nephrology and Dialysis Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Davide Cardile
- Nuclear Medicine Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Sergio Baldari
- Nuclear Medicine Unit, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Giorgio Ascenti
- Section of Radiological Sciences, Department of Biomedical Sciences and Morphological and Functional Imaging, University Hospital “G. Martino”, 98124 Messina, Italy
| | - Paolo Monardo
- Nephrology and Dialysis Unit, Papardo Hospital, 98158 Messina, Italy
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12
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Abstract
Vesicoureteral reflux (VUR) is the commonest congenital anomaly of urinary tract in children. It is mostly diagnosed after a urinary tract infection or during evaluation for congenital anomalies of the kidney and urinary tract. High-grade VUR, recurrent pyelonephritis, and delayed initiation of antibiotic treatment are important risk factors for renal scarring. The management of VUR depends on multiple factors and may include surveillance only or antimicrobial prophylaxis; very few patients with VUR need surgical correction. Patients with renal scarring should be monitored for hypertension and those with significant scarring should also be monitored for proteinuria and chronic kidney disease.
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Affiliation(s)
- Tej K Mattoo
- Department of Pediatrics, Wayne State University School of Medicine, 400 Mack Avenue, Suite 1 East, Detroit, MI 48201, USA.
| | - Dunya Mohammad
- Pediatric Nephrology, University of South Alabama, 1601 Center Street, Suite 1271, Mobile, AL 36604, USA
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13
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Moustafa BH, Rabie MM, El Hakim IZ, Badr A, El Balshy M, Kamal NM, Ali RM, Moustafa BH, Rabie MM, El Hakim IZ, Badr A, El Balshy M, Ali RM. Egyptian pediatric clinical practice guidelines for urinary tract infections in infants and children (evidence based). EGYPTIAN PEDIATRIC ASSOCIATION GAZETTE 2021. [DOI: 10.1186/s43054-021-00073-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022] Open
Abstract
Abstract
Background
National evidence-based recommendations for diagnosis, treatment, imaging, and follow-up in urinary tract infection are crucial being a major health problem in pediatrics. Every region should follow international recommendations with respect to the disease local profile and available facilities for that area.
Methods
Based on AGREE II (the assessment tool of practice guidelines), Egyptian CGLs used *American Academy Pediatrics, *European Association Urology, European Society Pediatric Urology, and *Asian Association Urinary tract infections as its evidence-based references. Health questions were listed for evidence base answers adopted from selected CGLs after their permission. Key statements were approved by all members and further approved by the Egyptian Pediatric Guidelines Committee after local and international external peer reviewing.
Results
(1) Diagnosis recommendations: Urine culture with diagnostic colony counts is essential for diagnosis. Catheter samples are important for critical cases and non-toilet-trained cases especially when they show significant bacteriuria and pyuria. (2) Treatment plan included areas of debate as choice of antibiotic, oral versus intravenous, duration, antibiotic prophylaxis considering age, disease severity, recurrence, + risk factors, and imaging reports. (3) Imaging recommendations were tailored to suit our community. Renal bladder ultrasound is important for children with febrile UTI, due to the high prevalence of congenital anomalies of the kidney and urinary tract, paucity of prenatal ultrasound, and lack of medical documentation to reflect previously diagnosed UTI or US reports. We recommend renal isotopic scan and voiding cystography for serious presentation, high-risk factors, recurrence, and abnormal US. (4) Urological consultation is recommended: in urosepsis or obstruction, male infants < 6 months. Acute basal DMSA is recommended in congenital renal hypodysplasia. Six months post-infection, US and DMSA are recommended in severe pyelonephritis and vesico-ureteric reflux, where those with abnormal US or DMSA or both should have voiding cystography. (5) Follow-up recommendations include family orientation with hazards of noncompliance and monitoring at pregnancy.
Conclusion
Diagnosis and treatment show strong recommendations. Imaging depends on patient assessment. Referral to a pediatric nephrologist and urologist in complicated cases is crucial. Follow-up after the age of 16 years in adult clinics is important.
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14
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Yang SS, Tsai JD, Kanematsu A, Han CH. Asian guidelines for urinary tract infection in children. J Infect Chemother 2021; 27:1543-1554. [PMID: 34391623 DOI: 10.1016/j.jiac.2021.07.014] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/11/2021] [Revised: 06/08/2021] [Accepted: 07/11/2021] [Indexed: 11/25/2022]
Abstract
The followings are the level of evidence (LE) and grade of recommendation (GR) on pediatric UTI in Asia. Classification according to the sites of infection (lower versus upper tract), the number of episode (first versus recurrent), the severity (simple versus severe), or the existence of complicating factor (uncomplicated versus complicated) is useful to differentiate children with UTI whether they are at risk of renal damage or not (LE: 2, GR: B). Diagnosis of UTI requires both urinalysis that suggests infection and positive urine culture (LE:3, GR B). For pre-toilet trained children, urine specimen for culture should be collected by urethral catheterization or suprapubic aspiration. For toilet trained children, midstream clean catch urine is reliable (LE: 3, GR: A). Urine culture is considered positive if it demonstrates growth of a single bacterium with the following colony counts: (1) any growth by suprapubic aspiration, (2) >5 × 104 CFU/ml by urethral catheterization, or (3) >105 CFU/ml by midstream clean catch (LE:3, GR: B). For children with febrile UTI, renal and bladder ultrasonography (RBUS) should be routinely performed as soon as possible (LE: 3, GR: C). RBUS should be followed up 6 months later in children with acute pyelonephritis and/or VUR (LE: 3, GR: C). Acute DMSA scan can be performed when severe acute pyelonephritis or congenital hypodysplasia is noted on RBUS or when the diagnosis of UTI is in doubt by the clinical presentation (LE: 3, GR: C). Late DMSA scan (>6 months after the febrile UTI) can be performed in children with severe acute pyelonephritis, high-grade VUR, recurrent febrile UTIs, or abnormal renal parenchyma on the follow-up RBUS (LE: 3, GR: C). Top-down or bottom-up approach for febrile UTI is suggested for the diagnosis of VUR. For top-down approach, VCUG should not be performed routinely for children after the first febrile UTI. VCUG is indicated when abnormalities are apparent on either RBUS or DMSA scan or both (LE: 2, GR: B). VCUG is also suggested after a repeat febrile UTI (LE:2, GR: B). Appropriate antibiotic should be given immediately after urine specimen for culture has been obtained (LE:2, GR: A). Initiating therapy with oral or parenteral antibiotics is equally efficacious for children (>3 months) with uncomplicated UTI (LE: 2: GR: A). The choice of empirical antibiotic agents is guided by the expected pathogen and the local resistance patterns (LE: 2, GR: A). For children with febrile UTI, the total course of antibiotic therapy should be 7-14 days (LE: 2, GR: B). Circumcision may, but not definitively, reduce the risk of febrile UTI in males and breakthrough febrile UTI in males with VUR. Circumcision should be offered to uncircumcised boys with febrile UTI and VUR in countries where circumcision is accepted by the general population (LE: 3, GR: B), while in countries where childhood circumcision is rarely performed, other measures for febrile UTI/VUR should be the preferred choice (LE: 4, GR: C). Bladder bowel dysfunction (BBD) is one of the key factors of progression of renal scarring (LE: 2). Early recognition and management of BBD are important in prevention of UTI recurrence (LE:2, GR: A). Antibiotic prophylaxis to prevent recurrent febrile UTI is indicated in children with moderate to high grade (III-V) VUR (LE: 1b, GR: A). Surgical intervention may be used to treat VUR in the setting of recurrent febrile UTI because it has been shown to decrease the incidence of recurrent pyelonephritis (LE: 2, GR: B).
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Affiliation(s)
- Stephen S Yang
- Division of Urology, Taipei Tzu Chi Hospital, Medical Foundation, New Taipei, Taiwan; Buddhist Tzu Chi University, Hualien, Taiwan.
| | - Jeng-Daw Tsai
- Department of Medicine, Mackay Medical College, Taiwan; Department of Pediatric Nephrology, MacKay Children's Hospital, Taiwan; Department of Pediatrics, Taipei Medical University Hospital, Taipei, Taiwan; Department of Pediatrics, School of Medicine, College of Medicine, Taipei Medical University, Taiwan
| | | | - Chang-Hee Han
- Department of Urology, Uijeongbu ST. Mary's Hospital, College of Medicine, The Catholic University of Korea, Uijeongbu, Republic of Korea
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15
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Pennesi M, Amoroso S, Pennesi G, Giangreco M, Cattaruzzi E, Pesce M, Busetti M, Barbi E, Conversano E. Is ultrasonography mandatory in all children at their first febrile urinary tract infection? Pediatr Nephrol 2021; 36:1809-1816. [PMID: 33481100 DOI: 10.1007/s00467-020-04909-5] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/26/2020] [Revised: 11/29/2020] [Accepted: 12/22/2020] [Indexed: 10/22/2022]
Abstract
BACKGROUND This study investigated whether performing kidney ultrasound (KUS) only in children presenting either a pathogen other than E. coli at their first febrile urinary tract infection (fUTI) or experiencing fUTI recurrence would increase missed diagnoses of kidney anomalies. METHODS Patients aged 2-36 months with fUTI who underwent KUS evaluation from 2 January 2013 to 31 June 2018 were enrolled. Cystourethrography was performed after pathological KUS or recurring fUTIs. Thereafter, we retrospectively assessed the detection rate of kidney anomalies through performing KUS only in patients with atypical pathogen at first fUTI or with recurring fUTIs. RESULTS In 263 patients included, the isolated pathogen was E. coli in 223 cases (84.8%) and atypical in 40 cases (15.2%). KUS detected kidney anomalies in 14/223 (6.3%) of fUTIs caused by E. coli and in 11/40 (27.5%) of fUTIs caused by an atypical pathogen (OR 5.5, 95%CI 2.5-14.5). Cystourethrography was performed in 40 patients and vesicoureteral reflux (VUR) found in 20 cases. None of the high grade VUR diagnoses or other kidney anomalies would have been lost through a different diagnostic protocol that required the presence of an atypical pathogen at the first fUTI or a fUTI recurrence to perform the KUS. CONCLUSIONS A diagnostic protocol that requires presence of an atypical pathogen at the first fUTI or a second episode of fUTI to perform the KUS would allow a reduction in the number of negative ultrasounds with a negligible risk of missed diagnoses of kidney anomalies.
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Affiliation(s)
- Marco Pennesi
- Institute for Maternal and Child Health IRCCS "Burlo Garofolo", Trieste, Italy
| | - Stefano Amoroso
- University of Trieste, Piazzale Europa 1, 34127, Trieste, Italy.
| | | | - Manuela Giangreco
- Institute for Maternal and Child Health IRCCS "Burlo Garofolo", Trieste, Italy
| | | | - Marco Pesce
- University of Trieste, Piazzale Europa 1, 34127, Trieste, Italy
| | - Marina Busetti
- Microbiology Unit, University Hospital ASUITS, Trieste, Italy
| | - Egidio Barbi
- Institute for Maternal and Child Health IRCCS "Burlo Garofolo", Trieste, Italy.,University of Trieste, Piazzale Europa 1, 34127, Trieste, Italy
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16
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Celep G, Burak Özçelik H. Evaluation of clinical, etiological and antimicrobial resistance profile of pediatric urinary tract infections in a secondary health care centre. Afr Health Sci 2021; 21:557-565. [PMID: 34795708 PMCID: PMC8568254 DOI: 10.4314/ahs.v21i2.10] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022] Open
Abstract
Background Urinary tract infections are common during childhood. The etiologic agents and empirical antibiotics may vary due to age and geographic area. Objectives This study was designed to investigate the urinary tract infection pathogens, their antibiotic resistance profile and risk factors in a sample of well-child population. Materials and Methods This retrospective study was conducted in the pediatric clinics of a secondary health-care centre in a one-year period. The source of data was hospital and laboratory records. Toilet trained children and adolescents aged between 5–17 years old with positive urine culture were enrolled into the study. Microbiological studies were conducted according to international guidelines. Results During the study 3640 urine samples were analyzed and 342(9.4%) had significant growth. Gram negative enterobacteria were the most common infectious agents. Antibiotic susceptibility tests showed low cephalosporine resistance unless ESBL was positive. Multi drug resistance was remarkable. Extended beta lactamase resistance rate was 17%. Previous history of antibiotic use before the present administration was the only significant risk factor for ESBL positivity. Conclusion Treating urinary tract infections may become an emerging problem soon. Unless there are risk factors, cephalosporines are good options, but if so nitrofurantoin or carbapanems should be preferred for treatment in this population.
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17
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Anfigeno L, Sertorio F, Basso L, Fontana A, Bodria M, Pistorio A, Ghiggeri GM, Damasio MB. Diffusion-Weighted MRI in the Evaluation of Renal Parenchymal Involvement during Febrile Urinary Tract Infections in Children: Preliminary Data. J Clin Med 2021; 10:jcm10112239. [PMID: 34064114 PMCID: PMC8196731 DOI: 10.3390/jcm10112239] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2021] [Revised: 05/03/2021] [Accepted: 05/14/2021] [Indexed: 11/16/2022] Open
Abstract
Background: Urinary tract infection (UTI) is the most common infection in pediatric-age patients. Acute pyelonephritis (PNA) represents a worrying situation in pediatric patients due to the risk of sepsis and long-term cicatricial consequences. The purpose of this retrospective study is to evaluate the diagnostic role of DW-MRI in relation to clinical data, to understand if there are any clinical parameters useful in identifying which patients should undergo it. Methods: According to inclusion and exclusion criteria, we enrolled 51 patients ≤15 years old admitted to our Institute between September 2012 and April 2020 with a febrile UTI who underwent DW-MRI evaluation. Clinical, laboratory and imaging data were collected. Statistical analysis was performed. Results: 34 of 51 patients with an fUTI (66.7%) showed signs of acute parenchymal involvement at DW-MRI evaluation. In 27 of these 34 (79.4%), DW-MRI showed multiple areas of pyelonephritis. A statistically significant relationship (p = 0.0004) between older age at admission and pyelonephritis was demonstrated. No statistically significant relationship was found between the other clinical, anamnestic and laboratory parameters and the outcome of DWI. Only two ultrasound examinations allowed the identification of pathological areas on the renal parenchyma. Conclusions: From these preliminary investigations, we can say that selecting the patients with fUTI on whom to perform a DW-MRI is difficult. Nevertheless, thanks to the low cost, the very rare need for sedation and the accuracy in identifying pyelonephritic areas, the use of DW-MRI in patients with febrile UTI seems recommendable.
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Affiliation(s)
- Lorenzo Anfigeno
- Department of Health Sciences (DISSAL), Università degli Studi di Genova, 16132 Genova, Italy
- Radiology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy; (F.S.); (L.B.); (M.B.); (M.B.D.)
- Correspondence:
| | - Fiammetta Sertorio
- Radiology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy; (F.S.); (L.B.); (M.B.); (M.B.D.)
| | - Luca Basso
- Radiology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy; (F.S.); (L.B.); (M.B.); (M.B.D.)
| | - Andrea Fontana
- Postgraduation School in Radiodiagnostics, Università degli Studi di Milano, 20122 Milan, Italy;
| | - Monica Bodria
- Radiology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy; (F.S.); (L.B.); (M.B.); (M.B.D.)
| | - Angela Pistorio
- Epidemiology and Biostatistics Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy;
| | - Gian Marco Ghiggeri
- Nephrology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy;
| | - Maria Beatrice Damasio
- Radiology Department, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Giannina Gaslini, 16147 Genova, Italy; (F.S.); (L.B.); (M.B.); (M.B.D.)
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18
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Diffusion-Weighted MRI in the Evaluation of Renal Parenchymal Involvement during Febrile Urinary Tract Infections in Children: Preliminary Data. J Clin Med 2021. [DOI: 10.3390/jcm10112239
expr 943224684 + 995609622] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/16/2023] Open
Abstract
Background: Urinary tract infection (UTI) is the most common infection in pediatric-age patients. Acute pyelonephritis (PNA) represents a worrying situation in pediatric patients due to the risk of sepsis and long-term cicatricial consequences. The purpose of this retrospective study is to evaluate the diagnostic role of DW-MRI in relation to clinical data, to understand if there are any clinical parameters useful in identifying which patients should undergo it. Methods: According to inclusion and exclusion criteria, we enrolled 51 patients ≤15 years old admitted to our Institute between September 2012 and April 2020 with a febrile UTI who underwent DW-MRI evaluation. Clinical, laboratory and imaging data were collected. Statistical analysis was performed. Results: 34 of 51 patients with an fUTI (66.7%) showed signs of acute parenchymal involvement at DW-MRI evaluation. In 27 of these 34 (79.4%), DW-MRI showed multiple areas of pyelonephritis. A statistically significant relationship (p = 0.0004) between older age at admission and pyelonephritis was demonstrated. No statistically significant relationship was found between the other clinical, anamnestic and laboratory parameters and the outcome of DWI. Only two ultrasound examinations allowed the identification of pathological areas on the renal parenchyma. Conclusions: From these preliminary investigations, we can say that selecting the patients with fUTI on whom to perform a DW-MRI is difficult. Nevertheless, thanks to the low cost, the very rare need for sedation and the accuracy in identifying pyelonephritic areas, the use of DW-MRI in patients with febrile UTI seems recommendable.
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19
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Mattoo TK, Shaikh N, Nelson CP. Contemporary Management of Urinary Tract Infection in Children. Pediatrics 2021; 147:peds.2020-012138. [PMID: 33479164 DOI: 10.1542/peds.2020-012138] [Citation(s) in RCA: 68] [Impact Index Per Article: 22.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 09/04/2020] [Indexed: 11/24/2022] Open
Abstract
Urinary tract infection (UTI) is common in children, and girls are at a significantly higher risk, as compared to boys, except in early infancy. Most cases are caused by Escherichia coli Collection of an uncontaminated urine specimen is essential for accurate diagnosis. Oral antibiotic therapy for 7 to 10 days is adequate for uncomplicated cases that respond well to the treatment. A renal ultrasound examination is advised in all young children with first febrile UTI and in older children with recurrent UTI. Most children with first febrile UTI do not need a voiding cystourethrogram; it may be considered after the first UTI in children with abnormal renal and bladder ultrasound examination or a UTI caused by atypical pathogen, complex clinical course, or known renal scarring. Long-term antibiotic prophylaxis is used selectively in high-risk patients. Few patients diagnosed with vesicoureteral reflux after a UTI need surgical correction. The most consequential long-term complication of acute pyelonephritis is renal scarring, which may increase the risk of hypertension or chronic kidney disease later in life. Treatment of acute pyelonephritis with an appropriate antibiotic within 48 hours of fever onset and prevention of recurrent UTI lowers the risk of renal scarring. Pathogens causing UTI are increasingly becoming resistant to commonly used antibiotics, and their indiscriminate use in doubtful cases of UTI must be discouraged.
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Affiliation(s)
- Tej K Mattoo
- Division of Pediatric Nephrology, Departments of Pediatrics and Urology, Wayne State University School of Medicine and Wayne Pediatrics, Detroit, Michigan;
| | - Nader Shaikh
- Department of Pediatrics, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania; and
| | - Caleb P Nelson
- Department of Urology, Boston Children's Hospital and Department of Surgery, Harvard Medical School, Harvard University, Boston, Massachusetts
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Da Dalt L, Bressan S, Scozzola F, Vidal E, Gennari M, La Scola C, Anselmi M, Miorin E, Zucchetta P, Azzolina D, Gregori D, Montini G. Oral steroids for reducing kidney scarring in young children with febrile urinary tract infections: the contribution of Bayesian analysis to a randomized trial not reaching its intended sample size. Pediatr Nephrol 2021; 36:3681-3692. [PMID: 34032923 PMCID: PMC8497283 DOI: 10.1007/s00467-021-05117-5] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/16/2021] [Revised: 04/21/2021] [Accepted: 05/04/2021] [Indexed: 11/28/2022]
Abstract
BACKGROUND This study aimed to evaluate the effect of oral dexamethasone in reducing kidney scars in infants with a first febrile urinary tract infection (UTI). METHODS Children aged between 2 and 24 months with their first presumed UTI, at high risk for kidney scarring based on procalcitonin levels (≥1 ng/mL), were randomly assigned to receive dexamethasone in addition to routine care or routine care only. Kidney scars were identified by kidney scan at 6 months after initial UTI. Projections of enrollment and follow-up completion showed that the intended sample size could not be reached before funding and time to complete the study ran out. An amendment to the protocol was approved to conduct a Bayesian analysis. RESULTS We randomized 48 children, of whom 42 had a UTI and 18 had outcome kidney scans (instead of 128 planned). Kidney scars were found in 0/7 and 2/11 patients in the treatment and control groups respectively. The probability that dexamethasone could prevent kidney scarring was 99% in the setting of an informative prior probability distribution (which fully incorporated in the final inference the information on treatment effect provided by previous studies) and 98% in the low-informative scenario (which discounted the prior literature information by 50%). The probabilities that dexamethasone could reduce kidney scar formation by up to 20% were 61% and 53% in the informative and low-informative scenario, respectively. CONCLUSIONS Dexamethasone is highly likely to reduce kidney scarring, with a more than 50% probability to reduce kidney scars by up to 20%. TRIAL REGISTRATION NUMBER EudraCT number: 2013-000388-10; registered in 2013 (prospectively registered) A higher resolution version of the Graphical abstract is available as Supplementary information.
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Affiliation(s)
- Liviana Da Dalt
- Department of Women’s and Children’s Health, University of Padova, Via Giustiniani 4, 35128 Padova, Italy
| | - Silvia Bressan
- Department of Women's and Children's Health, University of Padova, Via Giustiniani 4, 35128, Padova, Italy.
| | | | - Enrico Vidal
- Department of Women’s and Children’s Health, University of Padova, Via Giustiniani 4, 35128 Padova, Italy ,Division of Pediatrics, Department of Medicine (DAME), University Hospital of Udine, Udine, Italy
| | - Monia Gennari
- Pediatric Emergency Unit, Department of Medical and Surgical Sciences (DIMEC), S. Orsola Hospital, Bologna, Italy
| | - Claudio La Scola
- Nephrology and Dialysis Unit, Department of Woman, Child and Urological Diseases, Azienda Ospedaliero-Universitaria Sant‘Orsola-Malpighi, Bologna, Italy
| | | | - Elisabetta Miorin
- Division of Pediatrics, Department of Medicine (DAME), University Hospital of Udine, Udine, Italy
| | - Pietro Zucchetta
- Nuclear Medicine Unit, Department of Medicine DIMED, University-Hospital of Padova, Padova, Italy
| | - Danila Azzolina
- Unit of Biostatistics, Epidemiology and Public Health, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padova, Padova, Italy
| | - Dario Gregori
- Unit of Biostatistics, Epidemiology and Public Health, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padova, Padova, Italy
| | - Giovanni Montini
- Pediatric Nephrology, Dialysis and Transplant Unit, Fondazione IRCCS Ca Granda, Ospedale Maggiore Policlinico, Milano, Italy ,Giuliana and Bernardo Caprotti Chair of Pediatrics, Department of Clinical Sciences and Community Health, University of Milano, Milano, Italy
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21
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Bastos JM, Rondon AV, Machado MG, Zerati M, Nascimento RLP, Lima SVC, Calado ADA, Barroso U. Brazilian consensus on vesicoureteral reflux-recommendations for clinical practice. Int Braz J Urol 2020; 46:523-537. [PMID: 32167732 PMCID: PMC7239285 DOI: 10.1590/s1677-5538.ibju.2019.0401] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2019] [Accepted: 11/01/2019] [Indexed: 12/11/2022] Open
Abstract
Introduction Vesicoureteral Reflux (VUR) is characterized by a retrograde flow of urine from the bladder into the ureters and kidneys. It is one of the most common urinary tract anomalies and the major cause of urinary tract infection (UTI) in the first years of life. If not properly diagnosed and treated can lead to recurrent UTI, renal scar and, in severe cases, to end stage renal disease. Despite recent advances in scientific and technological knowledge, evaluation and treatment of VUR is still controversial and there is still considerable heterogeneity in evaluation methods and therapeutic approaches. The aim of the present consensus is to give a practical orientation on how to evaluate and treat VUR. Methods The board of Pediatric Urology of the Brazilian Society of Urology joined a group of experts and reviewed all important issues on Vesicoureteral Reflux evaluation and treatment and elaborated a draft of the document. On November 2017 the panel met to review, discuss and write a consensus document. Results and Discussion Vesicoureteral Reflux is a common and challenging problem in children. Children presenting with Vesicoureteral Reflux require careful evaluation and treatment to avoid future urinary tract infections and kidney scars. The panel addressed recommendations on up to date choice of diagnosis evaluation and therapies.
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Affiliation(s)
- José Murillo Bastos
- Universidade Federal de Juiz de Fora -UFJF, Juiz de Fora, MG, Brasil.,Hospital e Maternidade Therezinha de Jesus da Faculdade de Ciências Médicas e Saúde de Juiz de Fora - HMTJ-SUPREMA, Juiz de Fora, MG, Brasil
| | - Atila Victal Rondon
- Universidade do Estado do Rio de Janeiro - UERJ, Rio de Janeiro, RJ, Brasil.,Hospital Federal Cardoso Fontes - HFCF, Rio de Janeiro, RJ, Brasil
| | | | - Miguel Zerati
- Instituto de Urologia e Nefrologia de São José do Rio Preto - IUN, S J do Rio Preto, SP, Brasil
| | | | | | - Adriano de Almeida Calado
- Hospital das Clínicas da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo - HCFMRP-USP, Ribeirão Preto, SP, Brasil
| | - Ubirajara Barroso
- Universidade Federal da Bahia - UFBA, Salvador, BA, Brasil.,Escola Bahiana de Medicina - BAHIANA, Salvador, BA, Brasil
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22
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Zhu H, Chen M, Luo H, Pan Y, Zheng W, Yang Y. Semiquantitative analysis of power doppler ultrasonography versus Tc-99m DMSA scintigraphy in diagnostic and severity assessment of acute childhood pyelonephritis. Transl Pediatr 2020; 9:487-495. [PMID: 32953546 PMCID: PMC7475307 DOI: 10.21037/tp-20-59] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/06/2022] Open
Abstract
BACKGROUND This study aimed to compare the diagnostic and predictive value of power Doppler ultrasonography (PDU) with Tc-99m dimercaptosuccinic acid (DMSA) renal scintigraphy in pediatric acute pyelonephritis (APN) using a semiquantitative analysis system. METHODS A total of 92 children and infants (184 kidneys) were hospitalized with possible APN. All children were examined by PDU and DMSA scintigraphy within 72 hours of admission. An empiric 9-point semiquantitative analysis system was used to sort kidneys into four grades (grade 0-III). Patients with several episodes of APN and congenital structural anomalies were excluded. RESULTS Of 184 kidneys, we found 68 abnormal (grade I-III) and 116 normal (Grade 0) with DMSA scintigraphy, and 84 abnormal and 100 normal with PDU. In all, 23 kidneys were shown to be diseased by PDU but normal on DMSA scintigraphy while 7 kidneys showed the opposite trend. The sensitivity and specificity of PDU for diagnosing APN was 89.7% and 80.2%, respectively (P<0.05). In children older than 6 months, the sensitivity was higher (92%, P<0.05) than that in children younger than 6 months (87%, P<0.05). A moderate agreement (41%, P<0.05) on grade was found between the two methods. CONCLUSIONS With the help of a semiquantitative analysis system, PDU can obviate the use of DMSA scintigraphy in children older than 6 months for APN diagnosis.
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Affiliation(s)
- Hui Zhu
- Department of Ultrasound, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
| | - Minguang Chen
- Department of Pediatrics, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
| | - Hongxia Luo
- Department of Ultrasound, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
| | - Yin Pan
- Department of Ultrasound, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
| | - Wenjie Zheng
- Department of Pediatrics, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
| | - Yan Yang
- Department of Ultrasound, the Second Affiliated Hospital of Wenzhou Medical University, Wenzhou, China
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Fostira E, Bitsori M, Vergadi E, Maraki S, Galanakis E. Short-term antibiotic exposure affected the type and resistance of uropathogens similar to long-term antibiotic prophylaxis in children hospitalised for urinary tract infections. Acta Paediatr 2020; 109:1260-1266. [PMID: 31746494 DOI: 10.1111/apa.15099] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/23/2019] [Revised: 08/21/2019] [Accepted: 11/18/2019] [Indexed: 12/13/2022]
Abstract
AIM We investigated the impact of any antibiotic exposure on unusual and resistant pathogens in children with a urinary tract infection (UTI). METHODS This was a retrospective cohort study of 695 children (54% female) hospitalised with 711 UTI episodes at Heraklion University Hospital, Greece, from January 2007 to December 2017. Three groups were studied: no previous antibiotic exposure, ongoing prophylaxis and short-term exposure to antibiotics in the last six months. RESULTS The median age at hospitalisation was 0.8 years (range 25 days to 15.9 years). Previous short-term exposure and prophylaxis were important determinants of non-Escherichia coli (E. coli) (OR 2.05, 95% CI 1.25-3.36, P = .0017 and OR 3.84, 95% CI 2.32-6.34, P < .0001, respectively) and extended-spectrum beta-lactamase-positive uropathogens (OR 2.43, 95% CI 1.36-4.32, P = .0025 and OR 2.63, 95% CI 1.31-5.33, P = .0070, respectively). Short-term antibiotics in the last 30 days or intravenous antibiotics were mostly associated with non-E. coli pathogens (OR 6.71 and OR 2.55, respectively). The most important determinants of E. coli resistance were short-term antibiotics for ampicillin (OR 2.58) and prophylaxis for cotrimoxazole (OR 2.64). CONCLUSION Recent short-term exposure to antibiotics and ongoing prophylaxis both had a significant impact on the type and resistance of uropathogens.
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Affiliation(s)
- Ekaterini Fostira
- Department of Paediatrics Heraklion University Hospital Heraklion Greece
| | - Maria Bitsori
- Department of Paediatrics Heraklion University Hospital Heraklion Greece
| | - Eleni Vergadi
- Department of Paediatrics Heraklion University Hospital Heraklion Greece
| | - Sofia Maraki
- Department of Clinical Microbiology Heraklion University Hospital Heraklion Greece
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Abstract
Urine samples are commonly collected from young children to diagnose or exclude urinary tract infections, but collection from precontinent children is challenging. Each collection method has advantages and limitations. Non-invasive methods (urine pads, bags, clean catch) are convenient but can be time-consuming and are limited by sample contamination. Voiding stimulation methods (bladder-lumbar stimulation, Quick-Wee) can expedite clean catch collection. Invasive methods (catheter, suprapubic aspiration) can be more reliable, but require expertise to perform and cause pain for the child. This article reviews each collection method, and describes collection procedures, indications and strategies to optimise success and reduce contamination.
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Affiliation(s)
- Jonathan Kaufman
- Department of General Practice Faculty of Medicine, Dentistry & Health Sciences, University of Melbourne, Melbourne, Victoria, Australia.,Department of General Paediatrics, Sunshine Hospital, St Albans, Victoria, Australia.,Health Services Research Group, Murdoch Children's Research Institute, Melbourne, Victoria, Australia
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Zambaiti E, Sergio M, Di Pace MR, Casuccio A, Cimador M. The fate of implant after endoscopic injection of dextranomer/hyaluronic acid in vesicoureteral reflux: time to partial reabsorption and stabilization. J Pediatr Urol 2020; 16:191.e1-191.e6. [PMID: 31928899 DOI: 10.1016/j.jpurol.2019.12.010] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/18/2019] [Accepted: 12/12/2019] [Indexed: 10/25/2022]
Abstract
BACKGROUND/INTRODUCTION Vesicoureteral reflux (VUR) potentially leads to renal damage, scarring, and eventually end-stage renal disease. Endoscopic treatment is well tolerated in children, it has reduced costs, and it effectively prevents urinary tract infections (UTIs), while avoiding long term antibiotics use. OBJECTIVE With the aim to investigate the time needed to reach the stabilization of the dextranomer/hyaluronic acid (Dx/HA) implants and to identify cut-off heights to ensure the success of the procedure, the authors analyzed ultrasonographic (US) intra-operative appearance of the mounds following endoscopic treatment for VUR and repeated the measurements during serial postoperative evaluations. The final clinical goal would be to obtain an alternative parameter that might reduce the need for postoperative voiding cystourethrogram (VCUG). STUDY DESIGN The authors selected all children treated for moderate-high grade VUR with renal scarring or repeated UTI under antibiotic prophylaxis and followed with regular time points for at least 1 year (time points 1, 3, 6, and 9 months). Endoscopic injection performed with double-HIT/STING technique was combined with US to determine the intra-operative mound height and to calculate reabsorption rate. Mound height was measured as the maximal vertical diameter of the mound visualized at the ureteral orifice. Based on postoperative VCUG findings, patients were divided in group A (success of the endoscopic treatment) and group B (persistence of reflux). RESULTS Thirty patients aged 1-7 years, counting for 47 ureters, completed the protocol and were included in the analysis. Mounds height had a significant difference between A and B at all time points (P < 0.005). However, height did not differ between 6 and 9 months in both groups. Percentage of reduction in A was significant from 1 to 6 months (P < 0.005) but not onward, while in B, it was never significant. Ultimately, both groups had a comparable trend of reabsorption, with a complete stabilization achieved in 6 months and an overall reduction of approximately 22%. DISCUSSION AND CONCLUSION Following the endoscopic injection of Dx/HA, US mounds height was found to strongly correlate with VCUG, both intra-operatively and for months following the procedure. Compared with the available literature, the authors first report a fixed reabsorption rate, consistent with the results in animal models and a timeframe to achieve stabilization. The possibility to measure those parameters with US renders this approach useful in the clinical setting, and it justifies the reduced use of VCUG in the follow-up of endoscopic injection for VUR.
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Affiliation(s)
- Elisa Zambaiti
- Pediatric Urological Unit, Department PRO.MI.SE, University of Palermo, Via Giordano 3, 90127, Palermo, Italy
| | - Maria Sergio
- Pediatric Urological Unit, Department PRO.MI.SE, University of Palermo, Via Giordano 3, 90127, Palermo, Italy
| | - Maria Rita Di Pace
- Pediatric Urological Unit, Department PRO.MI.SE, University of Palermo, Via Giordano 3, 90127, Palermo, Italy
| | - Alessandra Casuccio
- Department of Sciences for Health Promotion and Mother-Child Care "G. D'Alessandro", University of Palermo, Via del Vespro 133, 90133, Palermo, Italy
| | - Marcello Cimador
- Pediatric Urological Unit, Department PRO.MI.SE, University of Palermo, Via Giordano 3, 90127, Palermo, Italy.
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Guarino S, Capalbo D, Martin N, Campana G, Rambaldi PF, Miraglia Del Giudice E, La Manna A, Marzuillo P. In children with urinary tract infection reduced kidney length and vesicoureteric reflux predict abnormal DMSA scan. Pediatr Res 2020; 87:779-784. [PMID: 31726462 DOI: 10.1038/s41390-019-0676-1] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/29/2019] [Revised: 10/24/2019] [Accepted: 10/31/2019] [Indexed: 11/09/2022]
Abstract
BACKGROUND To evaluate sensitivity, specificity, and positive and negative predictive values (PPV and NPV, respectively) of renal ultrasonography (US) in predicting renal uptake defects or reduced renal function at Tc-99m dimercaptosuccinic acid (DMSA) scan (primary outcome). We also evaluated which factors could be associated with Tc-99m DMSA renal scan anomalies. METHODS We retrospectively included all the patients with vesico-ureteral reflux (VUR) undergoing the first Tc-99m DMSA renal scan within 3 months from the most recent renal US between 2016 and 2018. RESULTS Sensitivity, specificity, PPV, and NPV of US in predicting abnormal Tc-99m DMSA scan were 38.9%, 91.5%, 71.9%, and 72.9%, respectively. Different length between the kidneys, expressed as standard deviation score (SDS), showed an area under the receiver operating characteristic curve of 0.70 (95% CI, 0.60-0.80; p < 0.0001) when evaluated as predictor of abnormal Tc-99m DMSA scan. A different length between the two kidneys >1.11 SDS had 91.5% sensitivity and 57.6% specificity. At multivariate analysis, the factors with significantly increased odds ratio of abnormal Tc-99m DMSA scan were difference in length between two kidneys >1.11 SDS and dilated VUR. CONCLUSIONS The Tc-99m DMSA scan remains the gold standard to detect renal parenchymal anomalies. A different length between the kidneys >1.11 SDS and dilated VUR are predictors of abnormal Tc-99m DMSA renal scan.
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Affiliation(s)
- Stefano Guarino
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Daniela Capalbo
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Nunzia Martin
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Giuseppina Campana
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Pier Francesco Rambaldi
- Department of Radiological Sciences, Università della Campania "Luigi Vanvitelli", Naples, Italy
| | - Emanuele Miraglia Del Giudice
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Angela La Manna
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy
| | - Pierluigi Marzuillo
- Department of Woman, Child and of General and Specialized Surgery, Università della Campania "Luigi Vanvitelli", Via Luigi De Crecchio 2, 80138, Napoli, Italy.
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Guarino S, Capalbo D, Scalzone E, Schiano Di Cola R, Miraglia del Giudice E, La Manna A, Marzuillo P. Pilot study showed that poor feeding, especially with leucocyturia, increased the odds of non-febrile urinary tract infections in children who were not toilet trained. Acta Paediatr 2020; 109:602-606. [PMID: 31483885 DOI: 10.1111/apa.14998] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/06/2019] [Revised: 08/02/2019] [Accepted: 09/03/2019] [Indexed: 11/27/2022]
Abstract
AIM This study assessed the prevalence of wrongly diagnosed non-febrile urinary tract infections in patients who had not been toilet trained and presented with poor feeding and, or, failure to thrive. The diagnostic value of these signs in predicting non-febrile UTIs was also explored. METHODS We focused on 59 outpatients (56.7% male) with these criteria, who had positive urine cultures and were referred to our Italian University hospital from January 2017 to January 2019. None were on antibiotics and all underwent urine cultures by bladder catheterisation. Wrongly diagnosed non-febrile UTIs were defined by sterile urine cultures. The predictive value was evaluated using logistic regression. RESULTS The mean age was 8.5 ± 5.7 months and 72.9% had wrongly diagnosed non-febrile UTIs. Poor feeding was significantly higher among the 16 patients with true non-febrile UTIs (P = .04). It was significantly predictive of non-febrile UTIs (odds ratio 4.1, 95% confidence interval 1.1-16.6), especially when leucocyturia was present (odds ratio 9.7, 95% confidence interval 2.3-40.7). CONCLUSION Wrongly diagnosed non-febrile UTIs were high in children with poor feeding and, or, failure to thrive. Only poor feeding and, in particular, the combination of poor feeding and leucocyturia, significantly increased the odds of non-febrile UTI.
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Affiliation(s)
- Stefano Guarino
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Daniela Capalbo
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Eleonora Scalzone
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Roberta Schiano Di Cola
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Emanuele Miraglia del Giudice
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Angela La Manna
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
| | - Pierluigi Marzuillo
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania Luigi Vanvitelli Napoli Italy
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Mazzi S, Rohner K, Hayes W, Weitz M. Timing of voiding cystourethrography after febrile urinary tract infection in children: a systematic review. Arch Dis Child 2020; 105:264-269. [PMID: 31466991 DOI: 10.1136/archdischild-2019-316958] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/01/2019] [Revised: 08/13/2019] [Accepted: 08/13/2019] [Indexed: 11/04/2022]
Abstract
BACKGROUND Despite a trend towards early voiding cystourethrography (VCUG) after febrile urinary tract infection (fUTI) in children, clinical guidelines do not comment on the optimal timing and current practice varies considerably. OBJECTIVE To assess whether the detection rate of vesicoureteric reflux (VUR) in children depends on the time period of VCUG procedure after onset of antibiotic therapy. METHODS MEDLINE, EMBASE and Cochrane Controlled Trials Register electronic databases were searched for eligible studies without language or time restriction (19 November 2018). Inclusion criteria were (1) patients <18 years of age; (2) VCUG performed in patients with fUTI after onset of antibiotic therapy either in the same patient population or in two or more different patient populations within one study at different time periods; and (3) with reported detection rate of VUR. The systematic review was carried out following the recommendations of the Cochrane Collaboration and the Preferred Reporting Items for Systematic Reviews and Meta-Analyses. RESULTS Of 4175 records, nine studies were included (number of patients, n=1745) for the main outcome prevalence of VUR by VCUG <8 days compared with VCUG ≥8 days after onset of antibiotic therapy. Pooled overall prevalence of VUR was not significantly different between the early and the late VCUG groups (risk ratio 0.98, 95% CI 0.81 to 1.19). Prevalence of VUR stratified by grade was not significantly different between the two groups. CONCLUSION Early VCUG within 8 days after onset of antibiotic therapy does not affect the prevalence of VUR. TRIAL REGISTRATION NUMBER CRD42018117545.
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Affiliation(s)
- Sara Mazzi
- Paediatrics, University Children's Hospital Zurich, Zurich, Switzerland
| | - Katharina Rohner
- Pediatric Nephrology, University Children's Hospital Zurich, Zurich, Switzerland
| | - Wesley Hayes
- Nephrology, Great Ormond Street Hospital for Children NHS Trust, London, UK.,University College London Centre for Nephrology, London, UK
| | - Marcus Weitz
- Nephrology, University Children's Hospital Zurich, Zurich, Switzerland
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Simões E Silva AC, Oliveira EA, Mak RH. Urinary tract infection in pediatrics: an overview. J Pediatr (Rio J) 2020; 96 Suppl 1:65-79. [PMID: 31783012 PMCID: PMC9432043 DOI: 10.1016/j.jped.2019.10.006] [Citation(s) in RCA: 38] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/05/2019] [Revised: 09/12/2019] [Accepted: 10/16/2019] [Indexed: 12/22/2022] Open
Abstract
OBJECTIVE This review aimed to provide a critical overview on the pathogenesis, clinical findings, diagnosis, imaging investigation, treatment, chemoprophylaxis, and complications of urinary tract infection in pediatric patients. SOURCE OF DATA Data were obtained independently by two authors, who carried out a comprehensive and non-systematic search in public databases. SUMMARY OF FINDINGS Urinary tract infection is the most common bacterial infection in children. Urinary tract infection in pediatric patients can be the early clinical manifestation of congenital anomalies of the kidney and urinary tract (CAKUT) or be related to bladder dysfunctions. E. coli is responsible for 80-90% of community-acquired acute pyelonephritis episodes, especially in children. Bacterial virulence factors and the innate host immune systems may contribute to the occurrence and severity of urinary tract infection. The clinical presentation of urinary tract infections in children is highly heterogeneous, with symptoms that can be quite obscure. Urine culture is still the gold standard for diagnosing urinary tract infection and methods of urine collection in individual centers should be determined based on the accuracy of voided specimens. The debate on the ideal imaging protocol is still ongoing and there is tendency of less use of prophylaxis. Alternative measures and management of risk factors for recurrent urinary tract infection should be emphasized. However, in selected patients, prophylaxis can protect from recurrent urinary tract infection and long-term consequences. According to population-based studies, hypertension and chronic kidney disease are rarely associated with urinary tract infection. CONCLUSION Many aspects regarding urinary tract infection in children are still matters of debate, especially imaging investigation and indication of antibiotic prophylaxis. Further longitudinal studies are needed to establish tailored approach of urinary tract infection in childhood.
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Affiliation(s)
- Ana Cristina Simões E Silva
- Universidade Federal de Minas Gerais (UFMG), Faculdade de Medicina, Laboratório Interdisciplinar de Investigação Médica, Departamento de Pediatria, Unidade de Nefrologia Pediátrica, Belo Horizonte, MG, Brazil.
| | - Eduardo A Oliveira
- Universidade Federal de Minas Gerais (UFMG), Faculdade de Medicina, Laboratório Interdisciplinar de Investigação Médica, Departamento de Pediatria, Unidade de Nefrologia Pediátrica, Belo Horizonte, MG, Brazil
| | - Robert H Mak
- University of California, Rady Children's Hospital San Diego, Division of Pediatric Nephrology, San Diego, United States
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Raupach T, Held J, Prokosch HU, Rascher W, Zierk J. Resistance to antibacterial therapy in pediatric febrile urinary tract infections-a single-center analysis. J Pediatr Urol 2020; 16:71-79. [PMID: 31740148 DOI: 10.1016/j.jpurol.2019.10.018] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/14/2019] [Accepted: 10/18/2019] [Indexed: 01/23/2023]
Abstract
BACKGROUND Febrile urinary tract infections (UTIs) are common serious bacterial infections in childhood and require early diagnosis and antibacterial therapy. However, considerable uncertainty exists regarding the optimal antibacterial agent for primary treatment of pediatric UTIs. Additionally, patterns of susceptibility and resistance change over time and microbiological in vitro resistance is not necessarily associated with treatment failure. Here, we analyzed uropathogens, their resistance patterns, and response to antibacterial treatment in children with acute pyelonephritis. METHODS We used billing codes (international classification of diseases) to identify all inpatients aged 0-18 years with febrile UTIs in a German university tertiary care center from 2009 until 2018. Microbial results were retrieved from the laboratory information system for all children, and treatment regimen and treatment response were analyzed in a subgroup of children. RESULTS We identified 907 children with acute pyelonephritis; in 590 cases (65%) an uropathogen was detected. Escherichia coli (60.8%), Enterococcus faecalis (13.2%), Klebsiella pneumoniae (7.0%), Proteus spp. (5.2%), and Pseudomonas aeruginosa (4.2%) were the most common pathogens. 353 of 436 E.coli isolates (81.0%) were susceptible or intermediate to aminopenicillin/β-lactamase-inhibitor (BLI) combinations. We examined 52 cases where E. coli was resistant to initial therapy with aminopenicillin/BLI combinations: Therapy was changed in 35 cases (67%) and left unchanged in 17 cases (33%), and we found no significant differences in C-reactive protein and leucocyte count in blood and urine between both groups after 3 days. CONCLUSIONS We present the spectrum of uropathogens and susceptibility test results in pediatric UTIs in a tertiary care center. Our findings suggest a satisfactory response to first-line therapy with aminopenicillin/BLI combinations.
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Affiliation(s)
- Thomas Raupach
- Department of Pediatrics and Adolescent Medicine, University Hospital Erlangen, Erlangen, Germany
| | - Jürgen Held
- Mikrobiologisches Institut-Klinische Mikrobiologie, Immunologie und Hygiene, Universitätsklinikum Erlangen und Friedrich-Alexander-Universität (FAU) Erlangen-Nürnberg, Erlangen, Germany
| | - Hans-Ulrich Prokosch
- Chair of Medical Informatics, Friedrich-Alexander-University Erlangen-Nuremberg, Erlangen, Germany
| | - Wolfgang Rascher
- Department of Pediatrics and Adolescent Medicine, University Hospital Erlangen, Erlangen, Germany
| | - Jakob Zierk
- Department of Pediatrics and Adolescent Medicine, University Hospital Erlangen, Erlangen, Germany; Center of Medical Information and Communication Technology, University Hospital Erlangen, Erlangen, Germany.
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Ammenti A, Alberici I, Brugnara M, Chimenz R, Guarino S, La Manna A, La Scola C, Maringhini S, Marra G, Materassi M, Morello W, Nicolini G, Pennesi M, Pisanello L, Pugliese F, Scozzola F, Sica F, Toffolo A, Montini G. Updated Italian recommendations for the diagnosis, treatment and follow-up of the first febrile urinary tract infection in young children. Acta Paediatr 2020; 109:236-247. [PMID: 31454101 PMCID: PMC7004047 DOI: 10.1111/apa.14988] [Citation(s) in RCA: 56] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/13/2019] [Revised: 08/22/2019] [Accepted: 08/23/2019] [Indexed: 12/21/2022]
Abstract
AIM Our aim was to update the recommendations for the diagnosis, treatment and follow-up of the first febrile urinary tract infection in young children, which were endorsed in 2012 by the Italian Society of Pediatric Nephrology. METHODS The Italian recommendations were revised on the basis of a review of the literature published from 2012 to October 2018. We also carried out an ad hoc evaluation of the risk factors to identify children with high-grade vesicoureteral reflux or renal scarring, which were published in the previous recommendations. When evidence was not available, the working group held extensive discussions, during various meetings and through email exchanges. RESULTS Four major modifications have been introduced. The method for collecting urine for culture and its interpretation has been re-evaluated. We have reformulated the algorithm that guides clinical decisions to proceed with voiding cystourethrography. The suggested antibiotics have been revised, and we have recommended further restrictions of the use of antibiotic prophylaxis. CONCLUSION These updated recommendations have now been endorsed by the Italian Society of Pediatric Nephrology and the Italian Society for Pediatric Infectivology. They can also be used to compare other recommendations that are available, as a worldwide consensus in this area is still lacking.
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Affiliation(s)
- Anita Ammenti
- Pediatric Polyspecialistic GroupPoliambulatorio Medi‐SaluserParmaItaly
| | - Irene Alberici
- Department of Woman and Child's HealthUniversity of PadovaPadovaItaly
| | | | - Roberto Chimenz
- Pediatric Nephrology and Dialysis UnitDepartment of PediatricsG. Martino HospitalUniversity of MessinaMessinaItaly
| | - Stefano Guarino
- Department of WomanChild and of General and Specialized SurgeryUniversità degli Studi della Campania L. VanvitelliNaplesItaly
| | - Angela La Manna
- Department of WomanChild and of General and Specialized SurgeryUniversità degli Studi della Campania L. VanvitelliNaplesItaly
| | - Claudio La Scola
- Nephrology and Dialysis UnitDepartment of PediatricsAzienda Ospedaliero Universitaria Sant'Orsola‐MalpighiBolognaItaly
| | | | - Giuseppina Marra
- Pediatric NephrologyDialysis and Transplant UnitFondazione Ca'Granda, IRCCS Policlinico di MilanoMilanoItaly
| | | | - William Morello
- Pediatric NephrologyDialysis and Transplant UnitFondazione Ca'Granda, IRCCS Policlinico di MilanoMilanoItaly
| | | | - Marco Pennesi
- Department of PediatricsInstitute for Child and Maternal HealthIRCCS Burlo GarofoloTriesteItaly
| | | | | | | | | | | | - Giovanni Montini
- Pediatric NephrologyDialysis and Transplant UnitFondazione Ca'Granda, IRCCS Policlinico di MilanoMilanoItaly
- Giuliana and Bernardo Caprotti Chair of PediatricsDepartment of Clinical Sciences and Community HealthUniversity of MilanoMilanoItaly
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Defining urinary tract infection by bacterial colony counts: a case for less than 100,000 colonies/mL as the threshold. Pediatr Nephrol 2019; 34:1651-1653. [PMID: 31222664 DOI: 10.1007/s00467-019-04291-x] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/17/2019] [Revised: 05/17/2019] [Accepted: 06/10/2019] [Indexed: 10/26/2022]
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Kim D, Yoon HJ, Woo SH, Lee WJ, Kim BS, Chung YA, Oh JK. Development of visual scoring system with Tc-99m DMSA renal scintigraphy to predict the risk of recurrence of symptomatic urinary tract infections in pediatric patients. Ann Nucl Med 2019; 33:708-715. [PMID: 31214960 DOI: 10.1007/s12149-019-01379-0] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/24/2019] [Accepted: 06/12/2019] [Indexed: 11/25/2022]
Abstract
OBJECTIVE Vesicoureteral reflux (VUR) is a major risk factor for recurrent symptomatic urinary tract infection (UTI) in pediatric patients. In addition, dimercaptosuccinic acid renal scintigraphy (DMSA) is an important diagnostic modality of VUR. However, the value of DMSA for predicting recurrent pediatric UTI has not been studied. Therefore, we aimed to develop visual scoring system (VSS) with DMSA to predict the risk of recurrence of symptomatic urinary tract infection in pediatric patient under the age of 24 months. METHODS Pediatric UTI patients who visited our tertiary hospital emergency department and underwent DMSA for initial work-up from January 2006 to December 2014 were reviewed retrospectively. We developed a VSS with Tc-99m DMSA renal scintigraphy. We compared sensitivity and specificity between VSS with DMSA and other variables in predicting recurrent symptomatic UTI. Laboratory indices for systemic inflammation, abnormal finding on ultrasonography, VUR on voiding cystourethrogram (VCUG), and the VSS with DMSA were considered as variables. In addition, we used Kaplan-Meier estimator analyses and Cox proportional regression analyses to evaluate the predictive value of each variable for the recurrence of symptomatic UTI. RESULTS A total of 338 patients were enrolled. During the follow-up period, 42 patients (12.4%) had UTI recurrence. Visual scoring with DMSA resulted in 69.1% sensitivity and 79.4% specificity with an optimal cut-off value of score 2 (AUC = 0.790, p < 0.001). Significant predictive factors associated with recurrent symptomatic UTI were CRP ≥ 67.0 mg/L, VUR on VCUG and VSS with DMSA ≥ score 2. On multivariate analysis, the visual score with DMSA was the only independent prognostic factor for recurrent symptomatic UTI (p < 0.001; adjusted hazard ratio = 7.522; 95% CI = 2.799-20.224). CONCLUSION High scores in VSS with DMSA were associated with frequent recurrence and short recurrence periods in pediatric UTI patients. VSS with DMSA can stratify risk of recurrence in pediatric UTI patients.
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Affiliation(s)
- Daehee Kim
- Department Emergency Medicine, Incheon St. Mary's Hospital, The Catholic University of Korea, Incheon, South Korea
| | - Hai-Jeon Yoon
- Department of Nuclear Medicine, College of Medicine, Ewha Womans University, Seoul, South Korea.
| | - Seon Hee Woo
- Department Emergency Medicine, College of Medicine, The Catholic University of Korea, Seoul, South Korea.
| | - Woon Jeong Lee
- Department Emergency Medicine, College of Medicine, The Catholic University of Korea, Seoul, South Korea
| | - Bom Sahn Kim
- Department of Nuclear Medicine, College of Medicine, Ewha Womans University, Seoul, South Korea
| | - Yong An Chung
- Department of Radiology, Incheon St. Mary's Hospital, The Catholic University of Korea, Incheon, South Korea
| | - Jin Kyoung Oh
- Department of Radiology, Incheon St. Mary's Hospital, The Catholic University of Korea, Incheon, South Korea
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Abstract
Abstract
Urinary tract infection (UTI) represents one of the most frequent infections with bacterial etiology during childhood. In infants and toddlers with fever without source UTI’ investigation should be carried out, since signs and symptoms are nonspecific. However, obtaining uncontaminated urine samples from these patients can be challenging and time consuming; all current collection methods (clean-catch, plastic collection bag, catheterization, etc) have disadvantages. Criteria for UTI definition are represented by the presence of significant number of a single uropathogen, this number being different depending on the collection method: at least 1000 colony-forming unit (CFU/ml) for catheter samples and at least 100.000 CFU/ml from midstream clean-catch samples or 50.000 CFU/ml and significant pyuria in a symptomatic or febrile child. Accurate diagnosis of UTI is essential to avoid any antibiotic overuse and expensive investigations. UTI caused by resistant bacterial strains has an increasing prevalence in children. In pediatric population, extended spectrum beta-lactamase-producing Enterobacteriaceae (ESBLPE) represent the etiology of around 15% of UTIs. Because of limited therapeutic options the reintroduction of some old antimicrobial agents is necessary, therefore Nitrofurantoin and Fosfomycin, can represent alternatives for oral treatment and prophylaxis of UTIs in children or in case of resistance suspicion to other drug classes. It is important to recognize patients at risk, such as children with recurrent UTIs, kidney abnormalities, like vesicoureteral reflux and previous antibiotherapy, in order to recommend adequate empiric treatment, especially against resistant bacteria.
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Alberici I, La Manna A, Pennesi M, Starc M, Scozzola F, Nicolini G, Toffolo A, Marra G, Chimenz R, Sica F, Maringhini S, Monasta L, Montini G. First urinary tract infections in children: the role of the risk factors proposed by the Italian recommendations. Acta Paediatr 2019; 108:544-550. [PMID: 30028535 DOI: 10.1111/apa.14506] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/03/2018] [Revised: 07/16/2018] [Accepted: 07/18/2018] [Indexed: 12/16/2022]
Abstract
AIM In 2009, the Italian society for paediatric nephrology suggested the need for cystography, following a first febrile urinary tract infection (UTI), only in children at high risk for dilating vesicoureteral reflux or in the event of a second infection. The aim of this study was to evaluate the adequacy of the risk factors proposed by the Italian guidelines. METHODS Children aged 2-36 months, managed by 10 Italian hospitals between 2009 and 2013, with a first febrile UTI were retrospectively evaluated. RESULTS Four hundred and fourteen children were included: 51% female, mean age eight months. Escherichia coli was responsible of 84% UTIs. 269 children (65%) presented at least one risk factor, thus were further investigated: 44% had a reflux. The presence of a pathogen other than E. coli significantly predicted high-grade reflux, both in the univariate (Odd Ratio 2.52, 95% Confidence Interval 1.32-4.81, p < 0.005) and multivariate analysis (OR 2.74, 95% CI: 1.39-5.41, p: 0.003). 26/145 children (18%) with no risk factors experienced a second UTI, which prompted the execution of cystography, showing a dilating reflux in 11. CONCLUSION Among the risk factors proposed by the Italian guidelines, only the presence of a pathogen other than E. coli significantly predicted reflux. Cystography can be postponed in children with no risk factors.
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Affiliation(s)
- I Alberici
- Department of Women's and Child's Health University of Padua Padua Italy
| | - A La Manna
- Department of Woman, Child and of General and Specialized Surgery Università degli Studi della Campania “Luigi Vanvitelli” Naples Italy
| | - M Pennesi
- Department of Pediatrics Institute for Maternal and Child Health IRCCS Burlo Garofolo Trieste Italy
| | - M Starc
- Department of Pediatrics Institute for Maternal and Child Health IRCCS Burlo Garofolo Trieste Italy
| | - F Scozzola
- Pediatric Unit Ca’ Foncello Civil Hospital Treviso Italy
| | - G Nicolini
- Pediatric Unit San Martino Hospital Belluno Italy
| | - A Toffolo
- Pediatric Unit Hospital of Oderzo Oderzo Italy
| | - G Marra
- Pediatric Nephrology, Dialysis and Transplant Unit Fondazione IRCCS Ca’ Granda‐Ospedale Maggiore Policlinico Milano Italy
| | - R Chimenz
- Department of Pediatrics Nephrology Unit University School of Medicine Messina Italy
| | - F Sica
- Division of Pediatrics Hospital of Foggia Foggia Italy
| | - S Maringhini
- Pediatric Nephrology Unit Children's Hospital ‘G. Di Cristina’, A.R.N.A.S. ‘Civico’ Palermo Italy
| | - L Monasta
- Clinical Epidemiology and Public Health Research Unit Institute for Maternal and Child Health – IRCCS “Burlo Garofolo” Trieste Italy
| | - G Montini
- Pediatric Nephrology, Dialysis and Transplant Unit Fondazione IRCCS Ca’ Granda‐Ospedale Maggiore Policlinico Milano Italy
- Giuliana and Bernardo Caprotti Chair of Pediatrics Department of Clinical Sciences and Community Health University of Milan Milan Italy
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Kalaitzidou I, Ladomenou F, Athanasopoulos E, Anatoliotaki M, Vlachaki G. Susceptibility patterns of uropathogens identified in hospitalized children. Pediatr Int 2019; 61:246-251. [PMID: 30593708 DOI: 10.1111/ped.13772] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/24/2018] [Revised: 11/19/2018] [Accepted: 12/27/2018] [Indexed: 12/01/2022]
Abstract
BACKGROUND Urinary tract infection (UTI) is the most common serious bacterial infection in childhood. The aim of the present study was therefore to identify the organisms responsible for community-acquired febrile UTI in children, to investigate their susceptibility to commonly used antibiotics, and to identify possible risk factors for antibiotic resistance. METHODS A total of 284 children (male, 38%; female, 62%), who were hospitalized due to a community-acquired UTI over a 5 year period in a general district hospital of southern Greece, were enrolled in the study. RESULTS Escherichia coli was the leading uropathogen followed by Klebsiella spp. (9.15%) and Proteus spp. (5.28%). E. coli isolates were most commonly resistant to ampicillin (41.8%), followed by piperacillin (40.3%), amoxicillin-clavulanic acid (28.6%) and trimethoprim-sulfamethoxazole (17.8%), while 27 strains (12.6%) were multi-drug resistant (MDR). Of the E. coli strains, 4.21% were producing extended-spectrum beta-lactamases. Parenteral second- and third-generation cephalosporins, the most commonly used antibiotic agents (81.3%) in the present cohort, remained highly active against E. coli and other urinary isolates, given that >95% of E. coli strains were susceptible to cefuroxime and cefotaxime. Vesicoureteral reflux was a significant risk factor for MDR (P = 0.04). CONCLUSION Contrary to current local practice, amoxicillin/clavulanic acid may not be the best option for the empirical treatment of community-acquired UTI in southern Greece.
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Affiliation(s)
- Ioanna Kalaitzidou
- Department of Pediatrics, Venizeleion General Hospital, Heraklion, Crete, Greece
| | - Fani Ladomenou
- Department of Pediatrics, Venizeleion General Hospital, Heraklion, Crete, Greece
| | | | - Maria Anatoliotaki
- Department of Pediatrics, Venizeleion General Hospital, Heraklion, Crete, Greece
| | - Georgia Vlachaki
- Department of Pediatrics, Venizeleion General Hospital, Heraklion, Crete, Greece
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Abstract
Urinary tract infection (UTI) is the second most common bacterial infection in children and is considered a public health threat given the mounting rates of antibiotic-resistance among uropathogens. This article highlights recent encouraging developments in UTI research. Further work is necessary to translate the discoveries into accessible, cost-effective technologies that will aid clinicians in real-time decision-making.
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Affiliation(s)
- Rachel Millner
- UAMS Division of Pediatric Nephrology, Arkansas Children's Hospital, 1 Children's Way, Little Rock, AR 72212, USA
| | - Brian Becknell
- Nephrology Section, Nationwide Children's Hospital, 700 Children's Drive, Columbus, OH 43205, USA; Department of Pediatrics, Ohio State University School of Medicine, 700 Children's Drive, Columbus, OH 43210, USA; Center for Clinical and Translational Research, The Research Institute at Nationwide Children's Hospital, 700 Children's Drive, W308, Columbus, OH 43205, USA.
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Shrestha LB, Baral R, Poudel P, Khanal B. Clinical, etiological and antimicrobial susceptibility profile of pediatric urinary tract infections in a tertiary care hospital of Nepal. BMC Pediatr 2019; 19:36. [PMID: 30696410 PMCID: PMC6350346 DOI: 10.1186/s12887-019-1410-1] [Citation(s) in RCA: 34] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/22/2018] [Accepted: 01/18/2019] [Indexed: 11/17/2022] Open
Abstract
Background Urinary tract infection (UTI) is one of most common pediatric infections. The study was designed to assess the clinical profile, common bacterial microorganisms causing UTI and their antimicrobial susceptibility patterns at B. P. Koirala Institute of Health Sciences (BPKIHS) hospital. Methods This is a prospective cross-sectional study conducted at Department of Microbiology and Infectious Diseases for 6 months (January to June 2018). A total of 1962 non-repetitive urine specimens (midstream, nappy pad, catheter aspirated) of pediatric patients (0–14 years age) suspected of UTI were obtained in the Microbiology laboratory. Clinical data was obtained from requisition form and hospital software. Culture and bacterial identification was done by using standard microbiological guidelines. Antimicrobial susceptibility testing was done by Kirby-Bauer disc diffusion method following clinical and laboratory standards institute (CLSI) guidelines. Resistance to methicillin and vancomycin were confirmed by calculating minimum inhibitory concentration using broth dilution method. Results Among 1962 samples, 314 (16%) were positive for bacterial infection. Fever, irritability and poor feeding was the most common symptoms in neonates while older children presented with fever and urinary symptoms. E. coli was reported the most common etiological agent (53%), followed by Enterococcus faecalis (22%), Klebsiella pneumoniae (7%) and Staphylococcus aureus (7%). Multidrug resistant (MDR) isolates accounted for 32% of isolates, while 5% were extensively drug resistant (XDR). Fourty percentage of gram-negative bacilli were ESBL producer, 38% of S. aureus were methicillin resistant Staphylococcus aureus (MRSA) and 5% E. faecalis were vacomycin resistant enterococci (VRE). E coli was highly resistant to Ampicillin (87%), Ceftriaxone (62%) and Ofloxacin (62%). Amikacin (11% resistance) and Nitrofurantoin (5% resistance) are the most effective drugs for gram-negative bacilli (GNB) while vancomycin and linezolid are functional against gram-positive cocci. Conclusions High-level antimicrobial resistance was observed in pediatric UTI with alarming incidence superbugs like MDR, XDR, ESBL and MRSA. Regular surveillance should be carried out to determine the local prevalence of organisms and antimicrobial susceptibilities in order to guide the proper management of children.
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Affiliation(s)
- Lok Bahadur Shrestha
- Department of Microbiology and Infectious Diseases, B. P. Koirala Institute of Health Sciences, Dharan, Sunsari, 56700, Nepal.
| | - Ratna Baral
- Department of Microbiology and Infectious Diseases, B. P. Koirala Institute of Health Sciences, Dharan, Sunsari, 56700, Nepal
| | - Prakash Poudel
- Department of Pediatrics and Adolescent Medicine, B. P. Koirala Institute of Health Sciences, Dharan, Sunsari, 56700, Nepal
| | - Basudha Khanal
- Department of Microbiology and Infectious Diseases, B. P. Koirala Institute of Health Sciences, Dharan, Sunsari, 56700, Nepal
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Leung AK, Wong AH, Leung AA, Hon KL. Urinary Tract Infection in Children. RECENT PATENTS ON INFLAMMATION & ALLERGY DRUG DISCOVERY 2019; 13:2-18. [PMID: 30592257 PMCID: PMC6751349 DOI: 10.2174/1872213x13666181228154940] [Citation(s) in RCA: 77] [Impact Index Per Article: 15.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 08/29/2018] [Revised: 12/26/2018] [Accepted: 12/26/2018] [Indexed: 12/21/2022]
Abstract
BACKGROUND Urinary Tract Infection (UTI) is a common infection in children. Prompt diagnosis and appropriate treatment are very important to reduce the morbidity associated with this condition. OBJECTIVE To provide an update on the evaluation, diagnosis, and treatment of urinary tract infection in children. METHODS A PubMed search was completed in clinical queries using the key terms "urinary tract infection", "pyelonephritis" OR "cystitis". The search strategy included meta-analyses, randomized controlled trials, clinical trials, observational studies, and reviews. The search was restricted to English literature and the pediatric age group. Patents were searched using the key terms "urinary tract infection" "pyelonephritis" OR "cystitis" from www.google.com/patents, http://espacenet.com, and www.freepatentsonline.com. RESULTS Escherichia coli accounts for 80 to 90% of UTI in children. The symptoms and signs are nonspecific throughout infancy. Unexplained fever is the most common symptom of UTI during the first two years of life. After the second year of life, symptoms and signs of pyelonephritis include fever, chills, rigor, flank pain, and costovertebral angle tenderness. Lower tract symptoms and signs include suprapubic pain, dysuria, urinary frequency, urgency, cloudy urine, malodorous urine, and suprapubic tenderness. A urinalysis and urine culture should be performed when UTI is suspected. In the work-up of children with UTI, physicians must judiciously utilize imaging studies to minimize exposure of children to radiation. While waiting for the culture results, prompt antibiotic therapy is indicated for symptomatic UTI based on clinical findings and positive urinalysis to eradicate the infection and improve clinical outcome. The choice of antibiotics should take into consideration local data on antibiotic resistance patterns. Recent patents related to the management of UTI are discussed. CONCLUSION Currently, a second or third generation cephalosporin and amoxicillin-clavulanate are drugs of choice in the treatment of acute uncomplicated UTI. Parenteral antibiotic therapy is recommended for infants ≤ 2 months and any child who is toxic-looking, hemodynamically unstable, immunocompromised, unable to tolerate oral medication, or not responding to oral medication. A combination of intravenous ampicillin and intravenous/intramuscular gentamycin or a third-generation cephalosporin can be used in those situations. Routine antimicrobial prophylaxis is rarely justified, but continuous antimicrobial prophylaxis should be considered for children with frequent febrile UTI.
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Affiliation(s)
- Alexander K.C. Leung
- Address correspondence to this author at the Department of Pediatrics, the University of Calgary, Alberta Children’s Hospital, #200, 233 – 16th Avenue NW, Calgary, Alberta, Canada; Tel: (403) 230 3300; Fax: (403) 230 3322; E-mail:
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Johnin K, Kobayashi K, Tsuru T, Yoshida T, Kageyama S, Kawauchi A. Pediatric voiding cystourethrography: An essential examination for urologists but a terrible experience for children. Int J Urol 2018; 26:160-171. [PMID: 30569659 DOI: 10.1111/iju.13881] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/19/2018] [Accepted: 11/14/2018] [Indexed: 12/24/2022]
Abstract
Voiding cystourethrography is the most important fluoroscopic examination in pediatric urology for the investigation of lower urogenital tract diseases, such as vesicoureteral reflux or urethral stricture. However, this invasive procedure imposes a significant burden on children and their parents, and recently there has been a paradigm shift in the diagnosis and treatment of vesicoureteral reflux. In the 2011 revision, the American Academy of Pediatrics guidelines on urinary tract infection recommended abandoning routine voiding cystourethrography after the first febrile urinary tract infection. In 2014, the randomized intervention for children with vesicoureteral reflux study recommended discontinuation of routine continuous antibiotic prophylaxis for vesicoureteral reflux. The time is now ripe to radically reconsider indications for voiding cystourethrography and the procedure itself.
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Affiliation(s)
- Kazuyoshi Johnin
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
| | - Kenichi Kobayashi
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
| | - Teruhiko Tsuru
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
| | - Tetsuya Yoshida
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
| | - Susumu Kageyama
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
| | - Akihiro Kawauchi
- Department of Urology, Shiga University of Medical Science, Otsu, Shiga, Japan
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Conkar S, Mir S. Urine Flow Cytometry in the Diagnosis of Urinary Tract Infection. Indian J Pediatr 2018; 85:995-999. [PMID: 29696457 DOI: 10.1007/s12098-018-2689-x] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/16/2017] [Accepted: 04/17/2018] [Indexed: 10/17/2022]
Abstract
OBJECTIVES To determine the cut-off value of bacteria with urine flow cytometer in diagnosing urinary tract infection. METHODS From a total of 546 patients admitted to the hospital with urinary tract infection (UTI), two urine samples were obtained for each patient. Urine samples in sterile containers were divided into two; first for urine culture and second for simultaneous measurement with UF-1000i flow cytometry device. The presence of a single type of bacteria over 103 CFU/mL in urine culture was accepted as UTI. RESULTS Of 546 patients, 210 (38.5%) were boys and 336 (61.5%) were girls. There was no growth in 489 (89.5%) of the urine specimens and 57 (10.4%) samples showed growth (>103 CFU/ml). A threshold of 10 bacteria/μL in flow cytometry (sensitivity = 100%) showed the best compatibility with culture. Diagnostic values in terms of sensitivity (100%), specificity (43.5%), negative predictive value (100%) and positive predictive value (17.7%) were satisfactory. CONCLUSIONS The UF-1000i flow cytometer can give results quickly and exclude UTI using the determined number of cut-off bacteria at low cost. Thus, if Sysmex UF-1000i is used, quick and accurate results can be obtained and unnecessary laboratory tests can be prevented. Also, patient convenience can be increased.
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Affiliation(s)
- Seçil Conkar
- Department of Pediatric Nephrology, Ege University Faculty of Medicine, 3500, İzmir, Turkey.
| | - Sevgi Mir
- Department of Pediatric Nephrology, Ege University Faculty of Medicine, 3500, İzmir, Turkey
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Daniel M, Szajewska H, Pańczyk-Tomaszewska M. 7-day compared with 10-day antibiotic treatment for febrile urinary tract infections in children: protocol of a randomised controlled trial. BMJ Open 2018; 8:e019479. [PMID: 29500209 PMCID: PMC5855174 DOI: 10.1136/bmjopen-2017-019479] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/21/2023] Open
Abstract
INTRODUCTION The optimal duration of antibiotic therapy in children with febrile urinary tract infections (UTIs) is still a matter of debate. Current guidelines recommend treating children with febrile UTIs with antimicrobials for 7 to 14 days. We aim to compare the efficacy and safety of 7-day versus 10-day course of oral or sequence therapy (intravenous with a switch to oral) with cefuroxime/cefuroxime axetil for febrile UTIs in children. METHODS AND ANALYSIS A non-inferiority, double-blind, randomised, controlled trial will be conducted. Two hundred twenty-one patients aged 3 months to 7 years with febrile UTIs (defined as a combination of fever and leucocyturia in urine sediment) will be randomly assigned to a 7-day treatment arm (7 days of cefuroxime/cefuroxime axetil followed by 3 days of blinded placebo) or a 10-day treatment arm (7 days of cefuroxime/cefuroxime axetil followed by 3 days of blinded cefuroxime axetil). The primary outcome measure will be frequencies of recurrence and reinfection of UTI during the 6 months after the intervention. ETHICS AND DISSEMINATION The Bioethics Committee approved the study protocol. The findings of this trial will be submitted to a peer-reviewed paediatric journal. Abstracts will be submitted to relevant national and international conferences. DATE AND PROTOCOL VERSION IDENTIFIER 04/09/2017 TRIAL REGISTRATION NUMBER: NCT03221504.
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Affiliation(s)
- Maria Daniel
- Department of Paediatric Nephrology, The Medical University of Warsaw, Warsaw, Poland
| | - Hania Szajewska
- Department of Paediatrics, The Medical University of Warsaw, Warsaw, Poland
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Clericetti CM, Milani GP, Lava SAG, Bianchetti MG, Simonetti GD, Giannini O. Hyperammonemia associated with distal renal tubular acidosis or urinary tract infection: a systematic review. Pediatr Nephrol 2018; 33:485-491. [PMID: 29134448 DOI: 10.1007/s00467-017-3829-7] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/26/2017] [Revised: 10/13/2017] [Accepted: 10/16/2017] [Indexed: 01/23/2023]
Abstract
BACKGROUND Hyperammonemia usually results from an inborn error of metabolism or from an advanced liver disease. Individual case reports suggest that both distal renal tubular acidosis and urinary tract infection may also result in hyperammonemia. METHODS A systematic review of the literature on hyperammonemia secondary to distal renal tubular acidosis and urinary tract infection was conducted. RESULTS We identified 39 reports on distal renal tubular acidosis or urinary tract infections in association with hyperammonemia published between 1980 and 2017. Hyperammonemia was detected in 13 children with distal renal tubular acidosis and in one adult patient with distal renal tubular acidosis secondary to primary hyperparathyroidism. In these patients a negative relationship was observed between circulating ammonia and bicarbonate levels (P < 0.05). In 31 patients (19 children, 12 adults), an acute urinary tract infection was complicated by acute hyperammonemia and symptoms and signs of acute neuronal dysfunction, such as an altered level of consciousness, convulsions and asterixis, often associated with signs of brain edema, such as anorexia and vomiting. Urea-splitting bacteria were isolated in 28 of the 31 cases. The urinary tract was anatomically or functionally abnormal in 30 of these patients. CONCLUSIONS This study reveals that both altered distal renal tubular acidification and urinary tract infection may be associated with relevant hyperammonemia in both children and adults.
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Affiliation(s)
- Caterina M Clericetti
- Pediatric Department of Southern Switzerland, Bellinzona, Switzerland.,Pediatric Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy
| | - Gregorio P Milani
- Pediatric Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.,Department of Clinical Sciences and Community Health, Università degli Studi di Milano, Milan, Italy
| | - Sebastiano A G Lava
- University Children's Hospital, Inselspital - University of Bern, Bern, Switzerland
| | - Mario G Bianchetti
- Pediatric Department of Southern Switzerland, Bellinzona, Switzerland. .,Faculty of Biomedical Sciences, Università della Svizzera Italiana, Lugano, Switzerland.
| | - Giacomo D Simonetti
- Pediatric Department of Southern Switzerland, Bellinzona, Switzerland.,Faculty of Biomedical Sciences, Università della Svizzera Italiana, Lugano, Switzerland
| | - Olivier Giannini
- Department of Internal Medicine, Ente Ospedaliero Cantonale, Mendrisio, Switzerland
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46
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Roberts KB, Wald ER. The Diagnosis of UTI: Colony Count Criteria Revisited. Pediatrics 2018; 141:peds.2017-3239. [PMID: 29339563 DOI: 10.1542/peds.2017-3239] [Citation(s) in RCA: 34] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 11/08/2017] [Indexed: 11/24/2022] Open
Affiliation(s)
- Kenneth B Roberts
- Department of Pediatrics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; and
| | - Ellen R Wald
- Department of Pediatrics, School of Medicine and Public Health, University of Wisconsin, Madison, Wisconsin
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Hennaut E, Duong HP, Chiodini B, Adams B, Lolin K, Blumental S, Wissing KM, Ismaili K. Prospective Cohort Study Investigating the Safety and Efficacy of Ambulatory Treatment With Oral Cefuroxime-Axetil in Febrile Children With Urinary Tract Infection. Front Pediatr 2018; 6:237. [PMID: 30234077 PMCID: PMC6127212 DOI: 10.3389/fped.2018.00237] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/14/2018] [Accepted: 08/06/2018] [Indexed: 11/17/2022] Open
Abstract
Aims: To assess the safety and efficacy of ambulatory oral cefuroxime-axetil treatment in children presenting with first febrile urinary tract infection (UTI) in terms of resolution of fever, antibiotics tolerance, bacterial resistance, and loss to ambulatory follow-up. Methods: Two-year prospective single-center evaluation of the local protocol of oral ambulatory treatment of children presenting first febrile urinary tract infection (UTI). Results: From October 2013 to October 2015, 82 children were treated ambulatory with oral cefuroxime-axetil. The median age was 8 months. When analyzing those 82 children treated orally, 51 (62%) completed oral treatment, 14 (17%) missed their scheduled follow-up visits (3 patients at day 2 and 11 patients at week 2), and 17 (21%) were switched to IV therapy for the following reasons: vomiting in 9, persistent fever in 5, antibiotic resistance in 2 and bacteremia in 1. Six children (8%) presented recurrent UTI after a median of 5 months of follow-up. Conclusions: This 2-year evaluation suggests that oral treatment with cefuroxime-axetil in febrile UTI is feasible but should be implemented with caution. Home-treated children require reevaluation during treatment since 21% of our cohort had to be temporarily switched to parenteral therapy and 17% did not attend scheduled follow-up visits during oral treatment.
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Affiliation(s)
- Elise Hennaut
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Hong P Duong
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Benedetta Chiodini
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Brigitte Adams
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Ksenija Lolin
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Sophie Blumental
- Department of Infectious Diseases, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
| | - Karl M Wissing
- Department of Nephrology, Universitair Ziekenhuis Brussel, Vrije Universiteit Brussel, Brussels, Belgium
| | - Khalid Ismaili
- Department of Pediatric Nephrology, Hôpital Universitaire des Enfants - Reine Fabiola, Université Libre de Bruxelles, Brussels, Belgium
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Herreros ML, Tagarro A, García-Pose A, Sánchez A, Cañete A, Gili P. Performing a urine dipstick test with a clean-catch urine sample is an accurate screening method for urinary tract infections in young infants. Acta Paediatr 2018; 107:145-150. [PMID: 28940750 DOI: 10.1111/apa.14090] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/06/2017] [Revised: 08/20/2017] [Accepted: 09/20/2017] [Indexed: 12/15/2022]
Abstract
AIM This study evaluated using urine dipstick tests with the clean-catch method to screen for urinary tract infection (UTI) in febrile infants under 90 days of age. METHODS We carried out a comparative diagnostic accuracy study of infants under 90 days old, who were studied for unexplained fever without any source, in the emergency room of a hospital in Madrid from January 2011 to January 2013. We obtained matched samples of urine using two different methods: a clean-catch, standardised stimulation technique and catheterisation collection. The results of the leucocyte esterase test and nitrite test were compared with their urine cultures. RESULTS We obtained 60 pairs of matched samples. A combined analysis of leukocyte esterase and, or, nitrites yielded a sensitivity of 86% and a specificity of 80% for the diagnosis of UTIs in clean-catch samples. The sensitivity of leukocyte esterase and, or, nitrites in samples obtained by catheterisation were not statistically different to the clean-catch samples (p = 0.592). CONCLUSION Performing urine dipstick tests using urine samples obtained by the clean-catch method was an accurate screening test for diagnosing UTIs in febrile infants of less than 90 days old. This provided a good alternative to bladder catheterisation when screening for UTIs.
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Affiliation(s)
- María Luisa Herreros
- Department of Pediatrics; Infanta Sofía University Hospital; San Sebastián de los Reyes, Madrid Spain
- Faculty of Health Sciences; European University; Madrid Spain
| | - Alfredo Tagarro
- Department of Pediatrics; Infanta Sofía University Hospital; San Sebastián de los Reyes, Madrid Spain
- Faculty of Health Sciences; European University; Madrid Spain
| | - Araceli García-Pose
- Department of Pediatrics; Infanta Sofía University Hospital; San Sebastián de los Reyes, Madrid Spain
| | - Aida Sánchez
- Department of Microbiology; Infanta Sofía University Hospital; San Sebastián de los Reyes, Madrid Spain
| | - Alfonso Cañete
- Department of Pediatrics; Infanta Sofía University Hospital; San Sebastián de los Reyes, Madrid Spain
- Faculty of Health Sciences; European University; Madrid Spain
| | - Pablo Gili
- Faculty of Health Sciences; European University; Madrid Spain
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Chua M, Ming J, Chang SJ, Santos JD, Mistry N, Silangcruz JM, Bayley M, Koyle MA. A critical review of recent clinical practice guidelines for pediatric urinary tract infection. Can Urol Assoc J 2017; 12:112-118. [PMID: 29319481 DOI: 10.5489/cuaj.4796] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Abstract
INTRODUCTION Concerns regarding the quality, credibility, and applicability of recently published pediatric urinary tract infection (UTI) clinical practice guidelines have been raised due to the inconsistencies of recommendations between them. We aimed to determine the quality of the recent clinical practice guidelines on pediatric UTI by using the Appraisal of Guidelines Research and Evaluation (AGREE II) instrument, and summarize the standard of care in diagnosis and management of pediatric UTI from the top three clinical practice guidelines. METHODS A systematic literature search was performed on medical literature electronic databases and international guideline repository websites. English language-based clinical practice guidelines from 2007-2016 endorsed by any international society or government organization providing recommendations for the management of pediatric UTI were considered. Eligible clinical practice guidelines were independently appraised by six reviewers using the AGREE II tool. Clinical practice guidelines were assessed for standardized domains and summarized for overall quality. Inter-rater reliability was assessed using inter-class coefficient (ICC). RESULTS Thirteen clinical practice guidelines were critically reviewed. The Spanish clinical practice guidelines, American Academy of Pediatrics, and National Institute for Health and Clinical Excellence clinical practice guidelines consistently scored high on all AGREE domains (total averaged domain scores 90, 88, and 88, respectively). Among the six reviewers, there was a high degree of inter-rater reliability (average measure ICC 0.938; p<0.0001). There is reasonable consensus among the top three clinical practice guidelines in their major recommendations. CONCLUSIONS The clinical practice guidelines from Spain, American Academy of Pediatrics, and National Institute for Health and Clinical Excellence, with their major recommendations being similar, have scored highly on the AGREE II indicators of quality for the clinical practice guidelines development process.
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Affiliation(s)
- Michael Chua
- Division of Urology, The Hospital for Sick Children, Toronto, ON, Canada.,St. Luke's Medical Centre, Quezon City, Philippines
| | - Jessica Ming
- Division of Urology, The Hospital for Sick Children, Toronto, ON, Canada
| | | | - Joana Dos Santos
- Division of Urology, The Hospital for Sick Children, Toronto, ON, Canada
| | - Niraj Mistry
- Department of Pediatrics, The Hospital for Sick Children, Toronto, ON, Canada
| | | | - Mark Bayley
- Toronto Rehabilitation Institute, Toronto, ON, Canada
| | - Martin A Koyle
- Division of Urology, The Hospital for Sick Children, Toronto, ON, Canada.,Department of Surgery, University of Toronto, Toronto, ON, Canada
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Piumelli R, Davanzo R, Nassi N, Salvatore S, Arzilli C, Peruzzi M, Agosti M, Palmieri A, Paglietti MG, Nosetti L, Pomo R, De Luca F, Rimini A, De Masi S, Costabel S, Cavarretta V, Cremante A, Cardinale F, Cutrera R. Apparent Life-Threatening Events (ALTE): Italian guidelines. Ital J Pediatr 2017; 43:111. [PMID: 29233182 PMCID: PMC5728046 DOI: 10.1186/s13052-017-0429-x] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/19/2017] [Accepted: 08/22/2017] [Indexed: 02/07/2023] Open
Abstract
Five years after the first edition, we have revised and updated the guidelines, re-examining the queries and relative recommendations, expanding the issues addressed with the introduction of a new entity, recently proposed by the American Academy of Pediatrics: BRUE, an acronym for Brief Resolved Unexplained Events. In this manuscript we will use the term BRUE only to refer to mild, idiopathic cases rather than simply replace the acronym ALTE per se.In our guidelines the acronym ALTE is used for severe cases that are unexplainable after the first and second level examinations.Although the term ALTE can be used to describe the common symptoms at the onset, whenever the aetiology is ascertained, the final diagnosis may be better specified as seizures, gastroesophageal reflux, infection, arrhythmia, etc. Lastly, we have addressed the emerging problem of the so-called Sudden Unexpected Postnatal Collapse (SUPC), that might be considered as a severe ALTE occurring in the first week of life.
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Affiliation(s)
- Raffaele Piumelli
- Sleep Breathing Disorders and SIDS Center, Meyer Children's Hospital, Firenze, Italy.
| | - Riccardo Davanzo
- Department of Perinatal Medicine, Institute for Maternal and Child Health-IRCCS Burlo Garofolo, Trieste, Italy
| | - Niccolò Nassi
- Sleep Breathing Disorders and SIDS Center, Meyer Children's Hospital, Firenze, Italy
| | | | - Cinzia Arzilli
- Department of Neuroscience, Psychology, Drug Research and Child Health, University of Florence, Firenze, Italy
| | - Marta Peruzzi
- Sleep Breathing Disorders and SIDS Center, Meyer Children's Hospital, Firenze, Italy
| | - Massimo Agosti
- Neonatal Intensive Care Unit, Del Ponte Hospital, Varese, Italy
| | - Antonella Palmieri
- SIDS Center, Pediatric Emergency Department, "G. Gaslini" Children's Hospital, Genova, Italy
| | - Maria Giovanna Paglietti
- Pneumology Unit - University Hospital Pediatric Department, Bambino Gesù Children Hospital, IRCCS, Rome, Italy
| | - Luana Nosetti
- Paediatric Department, University of Insubria, Varese, Italy
| | - Raffaele Pomo
- SIDS/ALTE Center, Buccheri la Ferla Hospital, Palermo, Italy
| | | | | | | | - Simona Costabel
- Emergency Department of Paediatrics, G. Gaslini Children's Hospital, Genova, Italy
| | | | - Anna Cremante
- National Neurological Institute IRCCS C, Mondino, Pavia, Italy
| | | | - Renato Cutrera
- Pneumology Unit - University Hospital Pediatric Department, Bambino Gesù Children Hospital, IRCCS, Rome, Italy
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