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Kilpatrick R, Greenberg R, Hansen NI, Shankaran S, Carlo WA, Cotten CM, Stoll BJ. Use and utility of C-reactive protein (CRP) in neonatal early-onset sepsis: a secondary analysis of a prospective surveillance study. J Perinatol 2024:10.1038/s41372-024-02064-5. [PMID: 39103472 DOI: 10.1038/s41372-024-02064-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/12/2024] [Revised: 06/19/2024] [Accepted: 06/25/2024] [Indexed: 08/07/2024]
Abstract
OBJECTIVE Characterize C-reactive protein (CRP) within 72 postnatal hours in early-onset sepsis (EOS). STUDY DESIGN Secondary analysis of a prospective surveillance study of neonates with EOS 2015-2017. We examined CRP use by center and neonatal characteristics, and CRP levels by time, neonatal characteristics, clinical signs, and pathogen. RESULTS CRP was obtained for 96/235 neonates with EOS, which varied by center (p < 0.001). 71/95 had CRP > 10 mg/L (1 missing). Neonatal characteristics with and without CRP did not differ. There was no relationship between CRP level and timing (p = 0.41) or neonate characteristics. Median CRP was higher with ≥5 vs <5 clinical signs (56, 23 mg/L; p = 0.002), and was not different in Gram-positive vs Gram-negative sepsis (43, 51 mg/L; p = 0.37) or preterm neonates who died vs survived (38, 28 mg/L; p = 0.37). CONCLUSIONS Among neonates with EOS, CRP use varied by center. CRP levels did not differ by time, neonate characteristics, pathogen, or death. CLINICAL TRIALS REGISTRATION ClinicalTrials.gov ID Early-Onset Sepsis an NICHD/CDC Surveillance Study (EOSII): NCT02410486.
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Affiliation(s)
- Ryan Kilpatrick
- Division of Newborn Medicine, Tufts University School of Medicine, Boston, MA, USA.
| | | | - Nellie I Hansen
- Social, Statistical and Environmental Sciences Unit, RTI International, Research Triangle Park, NC, USA
| | - Seetha Shankaran
- Department of Pediatrics, Wayne State University, Detroit, MI, USA
| | - Waldemar A Carlo
- Division of Neonatology, University of Alabama at Birmingham, Birmingham, AL, USA
| | | | - Barbara J Stoll
- Department of Pediatrics, McGovern Medical School at The University of Texas Health Science Center at Houston, Houston, TX, USA
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2
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Laohajeeraphan C, Tantanate C, Christensen RD, Ngerncham S. Hyperferritinemia among very-low-birthweight infants in Thailand: a prospective cohort study. J Perinatol 2024; 44:709-716. [PMID: 38062158 DOI: 10.1038/s41372-023-01839-6] [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] [Received: 09/01/2023] [Revised: 11/03/2023] [Accepted: 11/21/2023] [Indexed: 05/15/2024]
Abstract
OBJECTIVES To determine the incidence of hyperferritinemia in VLBW infants, and its association with neonatal morbidity. STUDY DESIGN Prospective cohort study in a tertiary-level hospital in Bangkok, from March 2022 to January 2023. Serum ferritin (SF) was measured in VLBW infants at one month and repeated monthly for those with hyperferritinemia (SF > 300 ng/mL). RESULTS Gestational age and birth weight were 29.7 ± 2.4 weeks (mean ± SD) and 1100 g (IQR, 830, 1340). Hyperferritinemia was identified in 30.1% (95% CI, 20.8-41.4). After adjustment, only packed red cell transfusion >15 mL/kg was associated with hyperferritinemia (RR 3.1; 95% CI, 1.5-6.4). All elevated SF levels returned to normal within four months. Hyperferritinemia was associated with severe bronchopulmonary dysplasia (RR 2.3, 95% CI, 1.0-5.4) and retinopathy of prematurity (RR 3.5, 95% CI, 1.4-8.6). CONCLUSION Hyperferritinemia is common among our VLBW infants, particularly after transfusion, and is associated with severe BPD and ROP.
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Affiliation(s)
- Cholticha Laohajeeraphan
- Division of Neonatology, Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
| | - Chaicharoen Tantanate
- Department of Clinical Pathology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
| | - Robert D Christensen
- Division of Neonatology, Department of Pediatrics, University of Utah Health, Salt Lake City, UT, USA
| | - Sopapan Ngerncham
- Division of Neonatology, Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand.
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3
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Cao C, Wang S, Liu Y, Yue S, Wang M, Yu X, Ding Y, Lv M, Fang K, Chu M, Liao Z. Factors influencing C-reactive protein status on admission in neonates after birth. BMC Pediatr 2024; 24:89. [PMID: 38302903 PMCID: PMC10832075 DOI: 10.1186/s12887-024-04583-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/25/2023] [Accepted: 01/21/2024] [Indexed: 02/03/2024] Open
Abstract
OBJECTIVE To explore the factors influencing C-reactive protein (CRP) status in neonates on admission after birth. METHODS 820 newborns born and hospitalized at Xiangya Hospital of Central South University from Jan. 2020 to Dec. 2020 were retrospectively analyzed. Maternal medical history and medication use during pregnancy, neonatal demographic information and status at birth were collected through the electronic medical record system. Statistical software was used to analyze the possible relationship between perinatal factors and CRP on admission after birth. RESULTS A total of 820 neonates were analyzed, including 463 males and 357 females with a mean gestational age (GA) of 36.07 ± 3.30 weeks. (1) Multifactor Logistic regression analysis: larger GA (OR: 1.13, 95%CI: 1.00-1.28, P = 0.042), premature rupture of membranes (PROM) ≥ 18 h (OR: 2.39, 95%CI: 1.35-4.23, P = 0.003) and maternal autoimmune diseases (OR: 5.30, 95%CI: 2.15-13.07, P < 0.001) were independent risk factors for CRP ≥ 8 mg/L. Cesarean delivery (OR 0.40, 95%CI: 0.26-0.60, P < 0.001) was independent protective factor for CRP ≥ 8 mg/L. (2) Threshold effect analysis: A non-linear relationship was found between GA and CRP. When GA is less than 33.9 weeks, the risk of CRP ≥ 8 mg/L was reduced by 28% with one week increased (P < 0.001), and when GA is more than 33.9 weeks, the risk of CRP ≥ 8 mg/L was increased by 61% with one week increased (P < 0.001). CONCLUSIONS GA, PROM, maternal autoimmune diseases and cesarean delivery were all independent influences neonatal CRP ≥ 8 mg/L on admission, and there was a nonlinear relationship between GA and neonatal CRP ≥ 8 mg/L on admission.
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Affiliation(s)
- Chuanding Cao
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Shuo Wang
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Yang Liu
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Shaojie Yue
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Mingjie Wang
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Xiaohe Yu
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Ying Ding
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Mei Lv
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Keren Fang
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Meiyan Chu
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China
| | - Zhengchang Liao
- Department of Neonatology, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Changsha, Hunan, 410008, China.
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4
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Dhudasia MB, Benitz WE, Flannery DD, Christ L, Rub D, Remaschi G, Puopolo KM, Mukhopadhyay S. Diagnostic Performance and Patient Outcomes With C-Reactive Protein Use in Early-Onset Sepsis Evaluations. J Pediatr 2023; 256:98-104.e6. [PMID: 36529283 PMCID: PMC10164676 DOI: 10.1016/j.jpeds.2022.12.007] [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: 08/04/2022] [Revised: 10/31/2022] [Accepted: 12/12/2022] [Indexed: 12/23/2022]
Abstract
OBJECTIVES To determine performance of C-reactive protein (CRP) in the diagnosis of early-onset sepsis, and to assess patient outcomes with and without routine use of CRP. STUDY DESIGN This was a retrospective cohort study of infants admitted to 2 neonatal intensive care units. CRP was used routinely in early-onset sepsis evaluations during 2009-2014; this period was used to determine CRP performance at a cut-off of ≥10 mg/L in diagnosis of culture-confirmed early-onset sepsis. Routine CRP use was discontinued during 2018-2020; outcomes among infants admitted during this period were compared with those in 2012-2014. RESULTS From 2009 to 2014, 10 134 infants were admitted; 9103 (89.8%) had CRP and 7549 (74.5%) had blood culture obtained within 3 days of birth. CRP obtained ±4 hours from blood culture had a sensitivity of 41.7%, specificity 89.9%, and positive likelihood ratio 4.12 in diagnosis of early-onset sepsis. When obtained 24-72 hours after blood culture, sensitivity of CRP increased (89.5%), but specificity (55.7%) and positive likelihood ratio (2.02) decreased. Comparing the periods with (n = 4977) and without (n = 5135) routine use of CRP, we observed lower rates of early-onset sepsis evaluation (74.5% vs 50.5%), antibiotic initiation (65.0% vs 50.8%), and antibiotic prolongation in the absence of early-onset sepsis (17.3% vs 7.2%) in the later period. Rate and timing of early-onset sepsis detection, transfer to a greater level of care, and in-hospital mortality were not different between periods. CONCLUSIONS CRP diagnostic performance was not sufficient to guide decision-making in early-onset sepsis. Discontinuation of routine CRP use was not associated with differences in patient outcomes despite lower rates of antibiotic administration.
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Affiliation(s)
- Miren B Dhudasia
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Center for Pediatric Clinical Effectiveness, Children's Hospital of Philadelphia, Philadelphia, PA
| | - William E Benitz
- Division of Neonatal and Developmental Medicine, Stanford University School of Medicine, Stanford, CA
| | - Dustin D Flannery
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Center for Pediatric Clinical Effectiveness, Children's Hospital of Philadelphia, Philadelphia, PA; Department of Pediatrics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
| | - Lori Christ
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Department of Pediatrics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
| | - David Rub
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Department of Pediatrics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
| | - Giulia Remaschi
- Division of Neonatology, Careggi University Hospital of Florence, Florence, Italy
| | - Karen M Puopolo
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Center for Pediatric Clinical Effectiveness, Children's Hospital of Philadelphia, Philadelphia, PA; Department of Pediatrics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA
| | - Sagori Mukhopadhyay
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, Philadelphia, PA; Center for Pediatric Clinical Effectiveness, Children's Hospital of Philadelphia, Philadelphia, PA; Department of Pediatrics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA.
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5
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Conole ELS, Vaher K, Cabez MB, Sullivan G, Stevenson AJ, Hall J, Murphy L, Thrippleton MJ, Quigley AJ, Bastin ME, Miron VE, Whalley HC, Marioni RE, Boardman JP, Cox SR. Immuno-epigenetic signature derived in saliva associates with the encephalopathy of prematurity and perinatal inflammatory disorders. Brain Behav Immun 2023; 110:322-338. [PMID: 36948324 DOI: 10.1016/j.bbi.2023.03.011] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/19/2022] [Revised: 02/12/2023] [Accepted: 03/16/2023] [Indexed: 03/24/2023] Open
Abstract
BACKGROUND Preterm birth is closely associated with a phenotype that includes brain dysmaturation and neurocognitive impairment, commonly termed Encephalopathy of Prematurity (EoP), of which systemic inflammation is considered a key driver. DNA methylation (DNAm) signatures of inflammation from peripheral blood associate with poor brain imaging outcomes in adult cohorts. However, the robustness of DNAm inflammatory scores in infancy, their relation to comorbidities of preterm birth characterised by inflammation, neonatal neuroimaging metrics of EoP, and saliva cross-tissue applicability are unknown. METHODS Using salivary DNAm from 258 neonates (n = 155 preterm, gestational age at birth 23.28 - 34.84 weeks, n = 103 term, gestational age at birth 37.00 - 42.14 weeks), we investigated the impact of a DNAm surrogate for C-reactive protein (DNAm CRP) on brain structure and other clinically defined inflammatory exposures. We assessed i) if DNAm CRP estimates varied between preterm infants at term equivalent age and term infants, ii) how DNAm CRP related to different types of inflammatory exposure (maternal, fetal and postnatal) and iii) whether elevated DNAm CRP associated with poorer measures of neonatal brain volume and white matter connectivity. RESULTS Higher DNAm CRP was linked to preterm status (-0.0107 ± 0.0008, compared with -0.0118 ± 0.0006 among term infants; p < 0.001), as well as perinatal inflammatory diseases, including histologic chorioamnionitis, sepsis, bronchopulmonary dysplasia, and necrotising enterocolitis (OR range |2.00 | to |4.71|, p < 0.01). Preterm infants with higher DNAm CRP scores had lower brain volume in deep grey matter, white matter, and hippocampi and amygdalae (β range |0.185| to |0.218|). No such associations were observed for term infants. Association magnitudes were largest for measures of white matter microstructure among preterms, where elevated epigenetic inflammation associated with poorer global measures of white matter integrity (β range |0.206| to |0.371|), independent of other confounding exposures. CONCLUSIONS Inflammatory-related DNAm captures the allostatic load of inflammatory burden in preterm infants. Such DNAm measures complement biological and clinical metrics when investigating the determinants of neurodevelopmental differences.
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Affiliation(s)
- Eleanor L S Conole
- Lothian Birth Cohorts group, Department of Psychology, University of Edinburgh, Edinburgh EH8 9JZ, UK; Centre for Genomic and Experimental Medicine, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh EH4 2XU, UK; Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh EH16 4SB, UK.
| | - Kadi Vaher
- MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Manuel Blesa Cabez
- MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Gemma Sullivan
- MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Anna J Stevenson
- Centre for Genomic and Experimental Medicine, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh EH4 2XU, UK
| | - Jill Hall
- MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Lee Murphy
- Edinburgh Clinical Research Facility, University of Edinburgh, Edinburgh EH4 2XU, UK
| | - Michael J Thrippleton
- Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh EH16 4SB, UK; Edinburgh Clinical Research Facility, University of Edinburgh, Edinburgh EH4 2XU, UK
| | - Alan J Quigley
- Imaging Department, Royal Hospital for Children and Young People, Edinburgh, EH16 4TJ, UK
| | - Mark E Bastin
- Lothian Birth Cohorts group, Department of Psychology, University of Edinburgh, Edinburgh EH8 9JZ, UK; Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh EH16 4SB, UK
| | - Veronique E Miron
- MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Heather C Whalley
- Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh EH16 4SB, UK
| | - Riccardo E Marioni
- Centre for Genomic and Experimental Medicine, Institute of Genetics and Cancer, University of Edinburgh, Edinburgh EH4 2XU, UK
| | - James P Boardman
- Centre for Clinical Brain Sciences, University of Edinburgh, Edinburgh EH16 4SB, UK; MRC Centre for Reproductive Health, Queen's Medical Research Institute, Edinburgh BioQuarter, University of Edinburgh, Edinburgh EH16 4TJ, UK
| | - Simon R Cox
- Lothian Birth Cohorts group, Department of Psychology, University of Edinburgh, Edinburgh EH8 9JZ, UK.
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6
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Rallis D, Giapros V, Serbis A, Kosmeri C, Baltogianni M. Fighting Antimicrobial Resistance in Neonatal Intensive Care Units: Rational Use of Antibiotics in Neonatal Sepsis. Antibiotics (Basel) 2023; 12:508. [PMID: 36978375 PMCID: PMC10044400 DOI: 10.3390/antibiotics12030508] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2023] [Revised: 02/26/2023] [Accepted: 02/28/2023] [Indexed: 03/06/2023] Open
Abstract
Antibiotics are the most frequently prescribed drugs in neonatal intensive care units (NICUs) due to the severity of complications accompanying neonatal sepsis. However, antimicrobial drugs are often used inappropriately due to the difficulties in diagnosing sepsis in the neonatal population. The reckless use of antibiotics leads to the development of resistant strains, rendering multidrug-resistant pathogens a serious problem in NICUs and a global threat to public health. The aim of this narrative review is to provide a brief overview of neonatal sepsis and an update on the data regarding indications for antimicrobial therapy initiation, current guidance in the empirical antimicrobial selection and duration of therapy, and indications for early discontinuation.
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Affiliation(s)
- Dimitrios Rallis
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, 451 10 Ioannina, Greece
| | - Vasileios Giapros
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, 451 10 Ioannina, Greece
| | - Anastasios Serbis
- Department of Paediatrics, School of Medicine, University of Ioannina, 451 10 Ioannina, Greece
| | - Chrysoula Kosmeri
- Department of Paediatrics, School of Medicine, University of Ioannina, 451 10 Ioannina, Greece
| | - Maria Baltogianni
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, 451 10 Ioannina, Greece
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Lim PPC, Bondarev DJ, Edwards AM, Hoyen CM, Macias CG. The evolving value of older biomarkers in the clinical diagnosis of pediatric sepsis. Pediatr Res 2023; 93:789-796. [PMID: 35927575 DOI: 10.1038/s41390-022-02190-w] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/15/2021] [Revised: 06/07/2022] [Accepted: 06/28/2022] [Indexed: 11/09/2022]
Abstract
Sepsis remains the leading cause of childhood mortality worldwide. The evolving definition of pediatric sepsis is extrapolated from adult studies. Although lacking formal validation in the pediatric population, this working definition has historically proven its clinical utility. Prompt identification of pediatric sepsis is challenging as clinical picture is often variable. Timely intervention is crucial for optimal outcome, thus biomarkers are utilized to aid in immediate, yet judicious, diagnosis of sepsis. Over time, their use in sepsis has expanded with discovery of newer biomarkers that include genomic bio-signatures. Despite recent scientific advances, there is no biomarker that can accurately diagnose sepsis. Furthermore, older biomarkers are readily available in most institutions while newer biomarkers are not. Hence, the latter's clinical value in pediatric sepsis remains theoretical. Albeit promising, scarce data on newer biomarkers have been extracted from research settings making their clinical value unclear. As interest in newer biomarkers continue to proliferate despite their ambiguous clinical use, the literature on older biomarkers in clinical settings continue to diminish. Thus, revisiting the evolving value of these earliest biomarkers in optimizing pediatric sepsis diagnosis is warranted. This review focuses on the four most readily available biomarkers to bedside clinicians in diagnosing pediatric sepsis. IMPACT: The definition of pediatric sepsis remains an extrapolation from adult studies. Older biomarkers that include C-reactive protein, procalcitonin, ferritin, and lactate are the most readily available biomarkers in most pediatric institutions to aid in the diagnosis of pediatric sepsis. Older biomarkers, although in varying levels of reliability, remain to be useful clinical adjuncts in the diagnosis of pediatric sepsis if used in the appropriate clinical context. C-reactive protein and procalcitonin are more sensitive and specific among these older biomarkers in diagnosing pediatric sepsis although evidence varies in different age groups and clinical scenarios.
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Affiliation(s)
- Peter Paul C Lim
- Division of Infectious Diseases, Department of Pediatrics, University Hospitals-Rainbow Babies and Children's Hospital, Cleveland, OH, USA.
| | - Dayle J Bondarev
- Division of Neonatology, Department of Pediatrics, University Hospitals-Rainbow Babies and Children's Hospital, Cleveland, OH, USA
| | - Amy M Edwards
- Division of Infectious Diseases, Department of Pediatrics, University Hospitals-Rainbow Babies and Children's Hospital, Cleveland, OH, USA
| | - Claudia M Hoyen
- Division of Infectious Diseases, Department of Pediatrics, University Hospitals-Rainbow Babies and Children's Hospital, Cleveland, OH, USA
| | - Charles G Macias
- Division of Emergency Medicine, Department of Pediatrics, University Hospitals-Rainbow Babies and Children's Hospital, Cleveland, OH, USA
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Wang X, Shi L, Wang C, Ma X. Therapeutic hypothermia can cause non-infective C-reactive protein elevating. Front Pediatr 2023; 11:1157417. [PMID: 37168805 PMCID: PMC10164936 DOI: 10.3389/fped.2023.1157417] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/02/2023] [Accepted: 03/27/2023] [Indexed: 05/13/2023] Open
Abstract
Objective To analyze the relationship between therapeutic hypothermia (TH) and whole blood high-sensitivity C-reactive protein (hs-CRP) in neonates with hypoxic-ischemic encephalopathy (HIE). Method Retrospective analysis was made on the clinical data of hospitalized infants diagnosed with asphyxia in our neonatal intensive care unit from January 2014 to June 2021. According to whether TH was performed, they were divided into two groups, the control group (missed the time in other hospitals and did not receive TH) and the treatment group (TH group). In their first ten days, analysis was made on the hs-CRP, white blood cell (WBC) count, neutrophil percentage, platelet count (PLT), and brain MRI. The correlation analysis was carried out based on the severity of brain injury displayed by the brain MRI and the time of hs-CRP elevation to summarize the relationship between TH and the time of hs-CRP elevation and the severity of HIE. Results 83 infants were included, 28 in the control group and 55 in the TH group. After birth, 33 infants (60.0%) in the TH group and 2 patients (7.1%) in the control group had elevated hs-CRP, which was statistically significant (P < 0.05). The time window for CRP elevation after TH was 72-96 h after the end of treatment; The results of the brain MRI showed 23 in the TH group and 11in the control group with moderate and severe HIE. 21 infants (all in the TH group) had elevated hs-CRP. MRI showed that the number of infants with mild injury or regular infants whose hs-CRP raised in the TH group was 12, and the rate of hs-CRP elevation was 37.5%; in the control group, the rate was 11.8%. The difference was significant. TH can decrease PLT and WBC, but no significance in the two groups. Blood and sputum cultures were negative in all infants, and there were no signs of infection. Conclusions TH can increase the blood hs-CRP of HIE neonates, and the probability of its occurrence is related to the severity of HIE. The heavier the HIE, the higher the risk of hs-CRP elevation after TH; The hs-CRP elevation has little to do with infection, and it doesn't recommend using antibiotics actively.
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9
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Tiozzo C, Mukhopadhyay S. Noninfectious influencers of early-onset sepsis biomarkers. Pediatr Res 2022; 91:425-431. [PMID: 34802035 PMCID: PMC8818022 DOI: 10.1038/s41390-021-01861-4] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/21/2021] [Revised: 10/30/2021] [Accepted: 11/05/2021] [Indexed: 01/21/2023]
Abstract
Diagnostic tests for sepsis aim to either detect the infectious agent (such as microbiological cultures) or detect host markers that commonly change in response to an infection (such as C-reactive protein). The latter category of tests has advantages compared to culture-based methods, including a quick turnaround time and in some cases lower requirements for blood samples. They also provide information on the immune response of the host, a critical determinant of clinical outcome. However, they do not always differentiate nonspecific host inflammation from true infection and can inadvertently lead to antibiotic overuse. Multiple noninfectious conditions unique to neonates in the first days after birth can lead to inflammatory marker profiles that mimic those seen among infected infants. Our goal was to review noninfectious conditions and patient characteristics that alter host inflammatory markers commonly used for the diagnosis of early-onset sepsis. Recognizing these conditions can focus the use of biomarkers on patients most likely to benefit while avoiding scenarios that promote false positives. We highlight approaches that may improve biomarker performance and emphasize the need to use patient outcomes, in addition to conventional diagnostic performance analysis, to establish clinical utility.
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Affiliation(s)
- Caterina Tiozzo
- Division of Neonatology, Department of Pediatrics, New York University, Langone Health, New York City, New York, United States
| | - Sagori Mukhopadhyay
- Division of Neonatology, Department of Pediatrics, Children's Hospital of Philadelphia, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA, USA. .,Center for Pediatric Clinical Effectiveness, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
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10
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Maddaloni C, De Rose DU, Santisi A, Martini L, Caoci S, Bersani I, Ronchetti MP, Auriti C. The Emerging Role of Presepsin (P-SEP) in the Diagnosis of Sepsis in the Critically Ill Infant: A Literature Review. Int J Mol Sci 2021; 22:ijms222212154. [PMID: 34830040 PMCID: PMC8620326 DOI: 10.3390/ijms222212154] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/18/2021] [Revised: 11/05/2021] [Accepted: 11/09/2021] [Indexed: 12/11/2022] Open
Abstract
Sepsis causes high rates of morbidity and mortality in NICUs. The estimated incidence varies between 5 and 170 per 1000 births, depending on the social context. In very low birth-weight neonates, the level of mortality increases with the duration of hospitalization, reaching 36% among infants aged 8-14 days and 52% among infants aged 15-28 days. Early diagnosis is the only tool to improve the poor prognosis of neonatal sepsis. Blood culture, the gold standard for diagnosis, is time-consuming and poorly sensitive. C-reactive protein and procalcitonin, currently used as sepsis biomarkers, are influenced by several maternal and fetal pro-inflammatory conditions in the perinatal age. Presepsin is the N-terminal fragment of soluble CD14 subtype (sCD14-ST): it is released in the bloodstream by monocytes and macrophages, in response to bacterial invasion. Presepsin seems to be a new, promising biomarker for the early diagnosis of sepsis in neonates as it is not modified by perinatal confounding inflammatory factors. The aim of the present review is to collect current knowledge about the role of presepsin in critically ill neonates.
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Affiliation(s)
- Chiara Maddaloni
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Domenico Umberto De Rose
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Alessandra Santisi
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Ludovica Martini
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Stefano Caoci
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Iliana Bersani
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
| | - Maria Paola Ronchetti
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
- Neonatal Intensive Care (NICU) and Neonatal Pathology, San Vincenzo Hospital, 98039 Taormina, Italy
| | - Cinzia Auriti
- Neonatal Intensive Care Unit (NICU), Medical and Surgical Department of the Fetus—Newborn-Infant, “Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy; (C.M.); (D.U.D.R.); (A.S.); (L.M.); (S.C.); (I.B.); (M.P.R.)
- Correspondence: ; Tel.: +39-06-6859-2427; Fax: +39-06-6859-3916
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11
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Salas Garcia S, Valcarcel Ruescas B, Aristoy Zabaleta M, León García S, Parra-Llorca A, Toledo JD. Early-onset sepsis: a cohort study comparing serial clinical observation with laboratory testing. J Perinatol 2021; 41:2482-2487. [PMID: 34239042 DOI: 10.1038/s41372-021-01138-y] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/22/2021] [Revised: 05/24/2021] [Accepted: 06/23/2021] [Indexed: 02/06/2023]
Abstract
OBJECTIVE Early onset sepsis (EOS) remains a serious and potentially fatal illness. We aimed to demonstrate that serial clinical observation (SCO) is a feasible strategy associated with fewer laboratory evaluations and unnecessary antibiotic use. STUDY DESIGN We compared the admissions and antibiotic therapy in neonates ≥35 weeks' gestation at risk for EOS in a prospective cohort after the implementation of a new protocol based on SCO (n = 381) with a historical cohort which received laboratory testing (n = 417). RESULTS There was a significant reduction in admissions for suspected sepsis (7.2% vs 2.9%, p = 0.006) and the use of antibiotics (6.1% vs 0.7%, p = 0.000) in the cohort based on SCO. There was no delay in diagnosis. CONCLUSIONS SCO in neonates ≥35 weeks' gestation at risk for EOS, including chorioamnionitis-exposed infants, is a feasible measure that reduces laboratory evaluations and the overuse of antibiotics respecting the bonding mother-infant.
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Affiliation(s)
| | | | | | - Sonia León García
- Neonatology Department, General University Hospital, Castellon, Spain
| | - Anna Parra-Llorca
- Neonatal Research Group, Health Research Institute La Fe University and Polytechnic Hospital La Fe, Valencia, Spain
| | - Juan Diego Toledo
- Neonatology Department, University and Polytechnic Hospital La Fe, Valencia, Spain
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12
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Abstract
Neonatal sepsis is a major cause of morbidity and mortality in neonates and is challenging to diagnose. Infants manifest nonspecific clinical signs in response to sepsis; these signs may be caused by noninfectious conditions. Time to antibiotics affects neonatal sepsis outcome, so clinicians need to identify and treat neonates with sepsis expeditiously. Clinicians use serum biomarkers to measure inflammation and infection and assess the infant's risk of sepsis. However, current biomarkers lack sufficient sensitivity or specificity to be consider useful diagnostic tools. Continued research to identify novel biomarkers as well as novel ways of measuring them is sorely needed.
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Affiliation(s)
- Joseph B Cantey
- Department of Pediatrics, Division of Allergy, Immunology, and Infectious Diseases, University of Texas Health San Antonio, 7703 Floyd Curl Drive, San Antonio, TX 78229, USA.
| | - John H Lee
- Department of Pediatrics, University of Texas Health San Antonio, 7703 Floyd Curl Drive, San Antonio, TX 78229, USA
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13
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Rallis D, Balomenou F, Kappatou K, Karantanou K, Tzoufi M, Giapros V. C-reactive protein in infants with no evidence of early-onset sepsis. J Matern Fetal Neonatal Med 2021; 35:5659-5664. [PMID: 33596753 DOI: 10.1080/14767058.2021.1888921] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
Abstract
OBJECTIVE C-reactive protein (CRP) is one of the most extensively used biomarkers in the investigation of early-onset sepsis (EOS). Current evidence suggests the normal kinetics of serum CRP should be considered when evaluating infants for presumable EOS. The current study aimed to evaluate the CRP kinetics, and to establish percentiles in a cohort of term and near-term infants with no evidence of confirmed or clinical EOS. METHODS We retrospectively reviewed the medical records of all neonates ≥34 weeks' gestation screened for presumable EOS, from January until December 2019. We also recorded the clinical management, the blood culture, serial CRP, and white blood cell count analysis of each infant. All infants that received antibiotics for confirmed or presumed EOS were excluded from the analysis. RESULTS During the study period, 145 infants were detected; 109 (75%) term and 36 (25%) preterm. Term infants had significantly higher median values of CRP at all time points in comparison to preterm infants. Term infants presented a significant rise of CRP at 24 and 36 h, with a peak at 24 h (median 4 (range 1-12) mg/L). Preterm infants had a significant rise of CRP at 24 but not at 36 h, with a peak at 24 h (median 3 (range 1-9) mg/L). In term infants, the 90th percentile of CRP at 24 h was 10.80 mg/L and the 97th percentile was 12.00 mg/L. In preterm infants, the 90th percentile of CRP at 24 h was 7.60 mg/L and the 97th percentile was 8.00 mg/L. CONCLUSIONS Term and near-term asymptomatic infants had a rise in CRP during the first days of life. Term infants had a more pronounced CRP response in comparison to preterm infants.
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Affiliation(s)
- Dimitrios Rallis
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece
| | - Foteini Balomenou
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece
| | - Kleio Kappatou
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece
| | - Konstantina Karantanou
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece
| | - Meropi Tzoufi
- Department of Paediatrics, School of Medicine, University of Ioannina, Ioannina, Greece
| | - Vasileios Giapros
- Neonatal Intensive Care Unit, School of Medicine, University of Ioannina, Ioannina, Greece
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14
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De Rose DU, Perri A, Auriti C, Gallini F, Maggio L, Fiori B, D’Inzeo T, Spanu T, Vento G. Time to Positivity of Blood Cultures Could Inform Decisions on Antibiotics Administration in Neonatal Early-Onset Sepsis. Antibiotics (Basel) 2021; 10:antibiotics10020123. [PMID: 33525647 PMCID: PMC7910918 DOI: 10.3390/antibiotics10020123] [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: 01/02/2021] [Revised: 01/25/2021] [Accepted: 01/26/2021] [Indexed: 11/30/2022] Open
Abstract
(1) Background: Empirical antibiotics for suspected neonatal early-onset sepsis are often prolonged administered, even in the absence of clinical signs of infection, while awaiting the blood cultures results. The C-reactive protein is widely used to guide antibiotic therapy, although its increase in the first hours of life is not always evidence of infection. The aim of this study was to evaluate the time to positivity (TTP) of blood cultures (BC) that develop pathogens in our population of neonates and determine whether TTP could safely inform the decisions on empirical antibiotic discontinuation in neonatal early-onset sepsis and reduce the use of unnecessary antibiotics. (2) Methods: We retrospectively collected data of all newborns ≥ 34 weeks admitted to the Neonatal Intermediate-Care Unit at Policlinico “A. Gemelli” University Hospital (Rome, Italy) from 2014 to 2018, with suspected early-onset sepsis (EOS). The TTP was the time in hours from the first BC inoculation to the bacterial growth. We defined as positive BC only those with a pathogenic organism. (3) Results: In total, 103 out of 20,528 infants born in the five-year study period were admitted to our Neonatal Intermediate-Care Unit because of a suspected EOS and enrolled into the study. The mean TTP of pathogenic organisms was 17.7 ± 12.5 h versus 80.5 ± 55.8 h of contaminants (p = 0.003). We found ten positive BCs. The TTP of BC was lower than 12, 36, and 48 h in 80%, 90%, and 100% of cases, respectively. CRP levels on admission were similar in infants with a positive and negative BC (p = 0.067). The discontinuation of therapy in asymptomatic infants 48 h after initiation would have resulted in a saving of 217 days of antibiotics (31.1% of total days administered). (4) Conclusion: From our data, the TTP of blood cultures that develop pathogens is less than 48 h in 100% of cases. Therefore, in late preterm and full-term infants with suspected EOS, stopping empiric antibiotics 48 h after initiation may be a safe practice to reduce unnecessary antibiotic use, when blood cultures are negative and infants asymptomatic.
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Affiliation(s)
- Domenico Umberto De Rose
- Neonatal Intensive Care Unit, Medical and Surgical Department of Fetus, Newborn and Infant—“Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy;
- Correspondence: ; Tel.: +39-06-68592427; Fax: +39-06-68593916
| | - Alessandro Perri
- Neonatology Unit, Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (A.P.); (F.G.); (L.M.); (G.V.)
| | - Cinzia Auriti
- Neonatal Intensive Care Unit, Medical and Surgical Department of Fetus, Newborn and Infant—“Bambino Gesù” Children’s Hospital IRCCS, 00165 Rome, Italy;
| | - Francesca Gallini
- Neonatology Unit, Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (A.P.); (F.G.); (L.M.); (G.V.)
- Dipartimento di Scienze della Vita e Sanità Pubblica, Facoltà di Medicina e Chirurgia, Università Cattolica del Sacro Cuore, 00168 Rome, Italy
| | - Luca Maggio
- Neonatology Unit, Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (A.P.); (F.G.); (L.M.); (G.V.)
- Dipartimento di Scienze della Vita e Sanità Pubblica, Facoltà di Medicina e Chirurgia, Università Cattolica del Sacro Cuore, 00168 Rome, Italy
| | - Barbara Fiori
- Department of Laboratory and Infectious Sciences, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (B.F.); (T.D.); (T.S.)
| | - Tiziana D’Inzeo
- Department of Laboratory and Infectious Sciences, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (B.F.); (T.D.); (T.S.)
| | - Teresa Spanu
- Department of Laboratory and Infectious Sciences, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (B.F.); (T.D.); (T.S.)
- Dipartimento di Scienze Biotecnologiche di Base, Cliniche Intensivologiche e Perioperatorie, Facoltà di Medicina e Chirurgia, Università Cattolica del Sacro Cuore, 00168 Rome, Italy
| | - Giovanni Vento
- Neonatology Unit, Department of Woman and Child Health and Public Health, Fondazione Policlinico Universitario “Agostino Gemelli” IRCCS, 00168 Rome, Italy; (A.P.); (F.G.); (L.M.); (G.V.)
- Dipartimento di Scienze della Vita e Sanità Pubblica, Facoltà di Medicina e Chirurgia, Università Cattolica del Sacro Cuore, 00168 Rome, Italy
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15
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Sabry A, Ibrahim M, Khashana A. Assessment of pentraxin 3 in a systemic inflammatory response occurring with neonatal bacterial infection. J Neonatal Perinatal Med 2021; 14:563-568. [PMID: 33523023 DOI: 10.3233/npm-200550] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
INTRODUCTION In the developing countries, neonatal sepsis is the most common complication in neonatal period. It is as a systemic inflammatory response because of infection. Laboratory indicators, do not have satisfactory sensitivity. Thus, early identification of sepsis is still needed. Because PTX3 may be a faster acute-phase protein that is not liver-dependent, it is probable that it is superior to traditional biomarkers for mirroring rapid inflammatory courses. METHODS A prospective case control study design was used to determine the sensitivity of pentraxin 3 in the diagnosis of neonatal sepsis to allow early diagnostic tool. This study was carried out on neonatal ICU unit in Suez Canal University Hospital and the studied population were divided into two groups, including patients diagnosed with neonatal sepsis, based on clinical, laboratory and positive blood culture results, and control groupRESULTS:The study found that there was statistically significant differences between both groups in serum CRP values in diseased and control group (Mean = 49.3±37.4 mg/L, 26.8±17.2 mg/L, p < 0.05), and pentraxin values in diseased and control group (Mean = 5.2±3.7 mg/L, 2.3±0.78 mg/L, p < 0.0001). In addition, there were statistically significant correlations between pentraxin and serum CRP concentrations (p < 0.05) in diseased group. ROC curve showed that serum CRP demonstrated good diagnostic accuracy in predicting neonatal sepsis AUC = 0.875 with sensitivity of 100% and specificity of 92.3%. CONCLUSION Serum PTX3 may be a promising acute-phase protein for interpretation of affected newborns with symptoms and signs of sepsis.
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Affiliation(s)
- A Sabry
- Department of Pediatrics and Neonatology, Faculty of Medicine, Suez Canal University, Egypt
| | | | - A Khashana
- Department of Pediatrics and Neonatology, Faculty of Medicine, Suez Canal University, Egypt
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16
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Balasubramanian H, Srinivasan L. Reply. J Pediatr 2019; 214:242-243. [PMID: 31377037 DOI: 10.1016/j.jpeds.2019.07.007] [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] [Received: 06/19/2019] [Accepted: 07/02/2019] [Indexed: 11/30/2022]
Affiliation(s)
| | - Lakshmi Srinivasan
- The Children's Hospital of Philadelphia and The University of Pennsylvania, Philadelphia, Pennsylvania
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