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Cui XQ, Zhang LW, Zhao P, Feng JJ. Efficacy and safety of carrimycin in ten patients with severe pneumonia following solid organ transplantation. World J Clin Cases 2024; 12:2542-2550. [PMID: 38817218 PMCID: PMC11135438 DOI: 10.12998/wjcc.v12.i15.2542] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/25/2024] [Revised: 02/24/2024] [Accepted: 03/28/2024] [Indexed: 05/14/2024] Open
Abstract
BACKGROUND The number of patients undergoing solid organ transplantation has increased annually. However, infections in solid organ transplant recipients can have a severe effect on patient survival owing to the continued use of immunosuppressants. Carrimycin is a novel macrolide antibiotic produced by genetically engineered streptomyces spiramyceticus harboring a 4''-O-isovaleryltransferase gene (ist) from streptomyces thermotoleran. Carrimycin has good antibacterial and antiviral effects. However, no relevant studies have been conducted on the efficacy and safety of carrimycin in patients with severe pneumonia (SP) after solid organ transplantation. AIM To explore the efficacy and safety of carrimycin in patients with SP after solid organ transplantation to provide a medication reference for clinical treatment. METHODS In March 2022, ten patients with SP following solid-organ transplantation were treated at our hospital between January 2021 and March 2022. When the condition was critical and difficult to control with other drugs, carrimycin was administered. These ten patients' clinical features and treatment protocols were retrospectively analyzed, and the efficacy and safety of carrimycin for treating SP following solid organ transplantation were evaluated. RESULTS All ten patients were included in the analysis. Regarding etiological agent detection, there were three cases of fungal pneumonia, two cases of bacterial pneumonia, two cases of Pneumocystis pneumonia, and three cases of mixed infections. After treatment with carrimycin, the disease in seven patients significantly improved, the course of the disease was significantly shortened, fever was quickly controlled, chest computed tomography was significantly improved, and oxygenation was significantly improved. Finally, the patients were discharged after curing. One patient died of acute respiratory distress syndrome, and two patients discontinued treatment. CONCLUSION Carrimycin is a safe and effective treatment modality for SP following solid organ transplantation. Carrimycin may have antibacterial and antiviral effects in patients with SP following solid organ transplantation.
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Affiliation(s)
- Xian-Quan Cui
- Department of Organ Transplantation, Qilu Hospital of Shandong University, Jinan 250012, Shandong Province, China
| | - Lu-Wei Zhang
- Department of Blood Purification, Qilu Hospital of Shandong University, Jinan 250012, Shandong Province, China
| | - Peng Zhao
- Department of Organ Transplantation, Qilu Hospital of Shandong University, Jinan 250012, Shandong Province, China
| | - Jing-Jing Feng
- Department of Blood Purification, Qilu Hospital of Shandong University, Jinan 250012, Shandong Province, China
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DİNKÇİ S, KİBAR F, DEMİR E, PAYDAS S, ERDOĞAN S, YAMAN A. Frequency of pre- and post-transplant infectious agents in kidney transplant patients. CUKUROVA MEDICAL JOURNAL 2022. [DOI: 10.17826/cumj.1099130] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022] Open
Abstract
Purpose: Renal transplantation is the most important and successful treatment method for renal failure. In this study, it was aimed to investigate the frequency of Cytomegalovirus (CMV), BK virus (BKV) and bacterial agents in kidney transplant recipient (KTR)s before and in the first six months after transplantation.
Materials and Methods: CMV and BKV were investigated by Real-time PCR in blood samples taken from patients who underwent kidney transplantation at the Organ Transplantation Center of our faculty, one week before the transplantation and in the first, third and sixth months after transplantation. Blood, urine, respiratory tract /wound (if necessary) cultures were performed. Decoy cells were evaluated in urine cytology.
Results: The mean age of KTRs was 32.60±11.71 years, 28 (62.2%) were male. Donor origins were living related donors 39 (86.7%) and cadaveric 6 (13.3%). After transplantation, BKV was detected in 11/38 (28.9%) patients, CMV was found in 25/41 (60.9%) patients, and Decoy cell positivity was detected in 11/31 (35.4%) patients. While the highest rate of Real-time PCR positivities were in the third months and sixth months for BKV and first, month for CMV and gradually decreased towards the sixth month. Escherichia coli, Klebsiella pneumoniae, Candida nonalbicans, Enterococcus faecalis were most commonly grown in urine culture. Staphylococcus hominis, Streptecoccus epidermidis, were grown in blood culture. Acinetobacter baumannii, Klebsiella pneumoniae, Aspergillus fumigatus and Candida albicans grew in the culture of respiratory tract samples.
Conclusion: Bacterial infections developed early in our KTRs. While the highest Real-time PCR positivity rate was in the third and sixth months for BKV, it was the first month for CMV and gradually decreased towards the sixth month. Decoy cell positivity may be also important for diagnosis of BKV infection in KTRs.
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Affiliation(s)
- Suzan DİNKÇİ
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, DAHİLİ TIP BİLİMLERİ BÖLÜMÜ, İÇ HASTALIKLARI ANABİLİM DALI, ROMATOLOJİ BİLİM DALI
| | - Filiz KİBAR
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, TEMEL TIP BİLİMLERİ BÖLÜMÜ, MİKROBİYOLOJİ ANABİLİM DALI, TIBBİ MİKROBİYOLOJİ BİLİM DALI
| | - Erkan DEMİR
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, CERRAHİ TIP BİLİMLERİ BÖLÜMÜ, ÜROLOJİ ANABİLİM DALI
| | - Saime PAYDAS
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, DAHİLİ TIP BİLİMLERİ BÖLÜMÜ, İÇ HASTALIKLARI ANABİLİM DALI, NEFROLOJİ BİLİM DALI
| | - Seyda ERDOĞAN
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, CERRAHİ TIP BİLİMLERİ BÖLÜMÜ, TIBBİ PATOLOJİ ANABİLİM DALI
| | - Akgün YAMAN
- ÇUKUROVA ÜNİVERSİTESİ, TIP FAKÜLTESİ, TEMEL TIP BİLİMLERİ BÖLÜMÜ, MİKROBİYOLOJİ ANABİLİM DALI, TIBBİ MİKROBİYOLOJİ BİLİM DALI
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Faraldo Cabana A, Jiménez-Romero MDC, Ibáñez-Rebé M, Rico-del Vas MD, Fernández-Cruz AM, Lope-Andrea T. Incidencia de infecciones en el postrasplante renal inmediato. ENFERMERÍA NEFROLÓGICA 2021. [DOI: 10.37551/s2254-28842021031] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022] Open
Abstract
Introducción: El receptor de un trasplante renal es un paciente de alto riesgo para sufrir infección debido a las potenciales complicaciones quirúrgicas y al tratamiento inmunosupresor que reciben.El desarrollo de infecciones supone un riesgo aumentado de pérdida del injerto y de la mortalidad. Objetivos: El objetivo principal fue conocer la incidencia de las infecciones más frecuentes en el paciente con un trasplante renal, durante el periodo postrasplante inmediato.Los objetivos secundarios fueron describir los gérmenes responsables de las infecciones más frecuentes y analizar la relación entre los tipos de infección estudiados y sus posibles factores de riesgo. Metodología: Estudio observacional retrospectivo en pacientes trasplantados renales entre enero de 2018 y diciembre de 2019 durante el periodo del postrasplante inmediato.Resultados: La incidencia de infección fue 69,4%, los síndromes descritos fueron infección del tracto urinario (48%), bacteriemia (9,2%), infección relacionada con catéter (8,2%) e infección por citomegalovirus (4,1%). Los microorganimos más frecuentemente implicados, en estos procesos infecciosos fueron Escherichia coli (16,3%), Enterococus faecium (12,2%) y Enterobacter cloacae (8,1%).Se ha encontrado relación significativa entre la aparición de infección y la duración del ingreso, así como con la presencia o no del antecedente personal de hipertensión arterial. También entre la incidencia de infección relacionada con el catéter venoso central y el tiempo que permaneció insertado. Conclusiones: La infección más frecuente encontrada en el postrasplante renal inmediato fue la infección del tracto urinario, mientras que el microorganismo más presente habitualmente en los procesos infecciosos fue la Escherichia coli.
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Affiliation(s)
| | | | - María Ibáñez-Rebé
- Área de Hospitalización de Nefrología. Hospital Clínico San Carlos de Madrid. España
| | | | | | - Teresa Lope-Andrea
- Área de Hospitalización de Nefrología. Hospital Clínico San Carlos de Madrid. España
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Kazımoğlu H, Harman R, Mercimek MN, Dokur M, Uysal E. Evaluation of early and late-term infections after renal transplantation: Clinical experiences of Sanko University Medical Faculty Transplantation Center. Turk J Urol 2018; 45:63-69. [PMID: 30201075 DOI: 10.5152/tud.2018.09522] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/11/2018] [Accepted: 04/18/2018] [Indexed: 11/22/2022]
Abstract
OBJECTIVE Infections play an important part in post-transplantation causes of morbidity and mortality. The purpose of this study is to evaluate short-, and long-term infections encountered in after renal transplantations. MATERIAL AND METHODS Two hundred and thirteen cases that consisted of both living and cadaver donors, who suffered from late period renal insufficiency and had renal transplant between June 2011 and January 2016 at the Transplantation Center of Sanko University School of Medicine were included in the study. In this study the short-, and long-term infections seen in post renal transplantation were examined retrospectively. Infection types, frequency and periods of infection, infection agents and predisposing factors were determined as the examination parameters. RESULTS Of the 213 patients who received renal transplant, 139 were males (65.3%) and 74 were women (34.75%) and the mean age was 42±11,8 (range, 14-70) years. Twelve (5.6%) patients exited after renal transplantation. Post-transplant infections were seen in 49 patients (23.1%) within 1-6 months; in 13 patients (6.1%) within 6-12 months; and in 5 patients (2.4%) after the 12th month. The most common infections after renal transplantation were associated with urinary tract (70 patients, 34.3%). The most frequently isolated agents were E. coli (n=66; 30.9%), Kebsiella spp. (n=18; 8.4%) and Enterococci (n=18; 8.4%) respectively. The renal transplants from the cadavers were observed to contract infections 1.78 times more frequently compared to the living donors (OR=1.78, 95% CI=1.03-3.09). CONCLUSION The most common complication after renal transplantation are infections. The majority of the infections are seen within the first year especially between 1-6 months. Post-transplant infections are often related to urinary system. E.coli is the most frequently isolated agent and it may be responsible for urosepsis in renal transplant patients. Infection more often seen in renal transplantations from cadavers.
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Affiliation(s)
- Hatem Kazımoğlu
- Department of Urology, Sanko University School of Medicine, Gaziantep, Turkey
| | - Rezan Harman
- Department of Infectious Diseases, Sanko University School of Medicine, Gaziantep, Turkey
| | | | - Mehmet Dokur
- Department of Emergency Medicine, Biruni University School of Medicine, Istanbul, Turkey
| | - Erdal Uysal
- Department of Transplantation Center, Sanko University School of Medicine, Gaziantep, Turkey
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Zhang P, Ye Q, Wan Q, Zhou J. Mortality predictors in recipients developing acute respiratory distress syndrome due to pneumonia after kidney transplantation. Ren Fail 2016; 38:1082-8. [PMID: 27185552 DOI: 10.1080/0886022x.2016.1184938] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022] Open
Abstract
BACKGROUND The aim of the present study was to investigate the risk factors related to hospital mortality due to infection in kidney recipients with ARDS meeting the Berlin definition. METHODS Univariate and multivariate logistic regression analysis were used to confirm the independent risk factors related to infection-associated mortality. RESULTS From January 2001 to August 2014, a total of 94 recipients with acute respiratory dress syndrome (ARDS) caused by pneumonia following kidney transplantation were enrolled in the present study. The most common type of infection was bacterial (52/94; 55.3%), viral (25/94; 26.6%), and polymicrobial (14/94; 14.9%). The most common ARDS was diagnosed within 6 months after transplantation (76/94; 80.9%). There were 39 deaths in these recipients (39/94; 41.5%). Eleven (11.7%) patients had mild, 47 (50.0%) moderate, and 36 (38.3%) severe ARDS; mortality was 27.3, 27.7, and 63.9%, respectively. The independent predictors of infection-related mortality were serum creatinine level >1.5 mg/dL at ARDS onset (OR 3.5 (95%CI 1.2-10.1), p = 0.018) and severe ARDS (OR 3.6 (95%CI 1.4-9.7), p = 0.009) in the multivariate analysis. CONCLUSION Infection-related mortality in kidney transplant patients with ARDS was associated with high serum creatinine level and severe ARDS.
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Affiliation(s)
- Pengpeng Zhang
- a Department of Transplant Surgery , The Third Xiangya Hospital of Central South University , Changsha , China
| | - Qifa Ye
- a Department of Transplant Surgery , The Third Xiangya Hospital of Central South University , Changsha , China ;,b Department of Transplant Surgery , Zhongnan Hospital of Wuhan University , Wuhan , China
| | - Qiquan Wan
- a Department of Transplant Surgery , The Third Xiangya Hospital of Central South University , Changsha , China
| | - Jiandang Zhou
- c Department of Clinical Laboratory of Microbiology , The Third Xiangya Hospital of Central South University , Changsha , China
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Vidal E, Torre-Cisneros J, Blanes M, Montejo M, Cervera C, Aguado JM, Len O, Carratalá J, Cordero E, Bou G, Muñoz P, Ramos A, Gurguí M, Borrell N, Fortún J. Bacterial urinary tract infection after solid organ transplantation in the RESITRA cohort. Transpl Infect Dis 2012; 14:595-603. [PMID: 22650416 DOI: 10.1111/j.1399-3062.2012.00744.x] [Citation(s) in RCA: 107] [Impact Index Per Article: 8.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2011] [Revised: 01/18/2012] [Accepted: 03/27/2012] [Indexed: 02/06/2023]
Abstract
BACKGROUND Urinary tract infection (UTI) is the most common infection in renal transplant patients, but it is necessary to determine the risk factors for bacterial UTI in recipients of other solid organ transplants (SOTs), as well as changes in etiology, clinical presentation, and prognosis. METHODS In total, 4388 SOT recipients were monitored in 16 transplant centers belonging to the Spanish Network for Research on Infection in Transplantation (RESITRA). The frequency and characteristics of bacterial UTI in transplant patients were obtained prospectively from the cohort (September 2003 to February 2005). RESULTS A total of 192 patients (4.4%) presented 249 episodes of bacterial UTI (0.23 episodes per 1000 transplantation days); 156 patients were kidney or kidney-pancreas transplant recipients, and 36 patients were liver, heart, and lung transplant recipients. The highest frequency was observed in renal transplants (7.3%). High frequency of cystitis versus pyelonephritis without related mortality was observed in both groups. The most frequent etiology was Escherichia coli (57.8%), with 25.7% producing extended-spectrum β-lactamase (ESBL). In all transplants but renal, most cases occurred in the first month after transplantation. Cases were uniformly distributed during the first 6 months after transplantation in renal recipients. Age (odds ratio [OR] per decade 1.1, 95% confidence interval [CI] 1.02-1.17), female gender (OR 1.74, 95% CI 1.42-2.13), and the need for immediate post-transplant dialysis (OR 1.63, 95% CI 1.29-2.05) were independent variables associated with bacterial UTI in renal and kidney-pancreas recipients. The independent risk factors identified in non-renal transplants were age (OR per decade 1.79, 95% CI 1.09-3.48), female gender (OR 1.7, 95% CI 1.43-2.49), and diabetes (OR 1.02, 95% CI 1.001-1.040). CONCLUSIONS UTI was frequent in renal transplants, but also not unusual in non-renal transplants. Because E. coli continues to be the most frequent etiology, the emergence of ESBL-producing strains has been identified as a new problem. In both populations, most cases were cystitis without related mortality. Although the first month after transplantation was a risk period in all transplants, cases were uniformly distributed during the first 6 months in renal transplants. Age and female gender were identified as risk factors for UTI in both populations. Other particular risk factors were the need for immediate post-transplant dialysis in renal transplants and diabetes in non-renal transplants.
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Affiliation(s)
- E Vidal
- Unit of Infectious Diseases, Reina Sofía University Hospital-IMIBIC, Córdoba, Spain.
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Tsaur I, Karalis A, Probst M, Blaheta RA, Scheuermann EH, Gossmann J, Kachel HG, Hauser IA, Jonas D, Obermüller N. Development of urological cancers in renal transplant recipients: 30-year experience at the Frankfurt Transplant Center. Cancer Sci 2010; 101:2430-5. [PMID: 20707803 PMCID: PMC11158731 DOI: 10.1111/j.1349-7006.2010.01676.x] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022] Open
Abstract
Fatal post-transplant malignancies with a high proportion of genitourinary neoplasms represent a serious long-term challenge. With continuous improvement of the allograft and patient survival, cancer development after renal transplantation may soon turn to the leading morbidity cause. In a retrospective single-center study of 1990 renal transplant recipients between November 1979 and November 2009, records of patients with urological neoplasms including epidemiological, clinical and survival parameters were accessed. Sixty-six de novo urological malignancies in 58 recipients were recorded in the study period, being most common after skin cancers (15.6% of enregistered tumors). From these, 29 were renal cell cancers, including five neoplasms of transplanted kidney, 24 transitional cell carcinomas, 11 prostate carcinomas, and two germ cell carcinomas with incidence rates of 1.5%, 1.2%, 0.9% and 0.2%, respectively. The patient follow up was virtually complete. Tumor-related death was found in 44% of cases. By multivariate analysis, no influence of either duration of dialysis, mode or duration of immunosuppression, gender or age at transplantation on overall patient survival could be demonstrated. This study, documenting a 30-year single center experience, emphasizes the increased risk for urological neoplasms occuring after renal transplantation. Screening strategies for urological cancers should be optimized.
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Affiliation(s)
- Igor Tsaur
- Departments of Urology and Pediatric Urology Nephrology, Medical Clinic III, Johann Wolfgang Goethe-University, Frankfurt KFH Kidney Center, Frankfurt Dialysis Center Darmstadt/Dieburg/Langen, Germany
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Risk factors and prognosis of nosocomial bloodstream infections caused by extended-spectrum-beta-lactamase-producing Escherichia coli. J Clin Microbiol 2010; 48:1726-31. [PMID: 20181897 DOI: 10.1128/jcm.02353-09] [Citation(s) in RCA: 119] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022] Open
Abstract
Extended-spectrum-beta-lactamase (ESBL)-producing Escherichia coli (ESBLEC) is an increasing cause of community and nosocomial infections worldwide. However, there is scarce clinical information about nosocomial bloodstream infections (BSIs) caused by these pathogens. We performed a study to investigate the risk factors for and prognosis of nosocomial BSIs due to ESBLEC in 13 Spanish hospitals. Risk factors were assessed by using a case-control-control study; 96 cases (2 to 16% of all nosocomial BSIs due to E. coli in the participating centers) were included; the most frequent ESBL was CTX-M-14 (48% of the isolates). We found CTX-M-15 in 10% of the isolates, which means that this enzyme is emerging as a cause of invasive infections in Spain. By repetitive extragenic palindromic sequence-PCR, most isolates were found to be clonally unrelated. By multivariate analysis, the risk factors for nosocomial BSIs due to ESBLEC were found to be organ transplant (odds ratio [OR]=4.8; 95% confidence interval [CI]=1.4 to 15.7), the previous use of oxyimino-beta-lactams (OR=6.0; 95% CI=3.0 to 11.8), and unknown BSI source (protective; OR=0.4; 95% CI=0.2 to 0.9), and duration of hospital stay (OR=1.02; 95% CI=1.00 to 1.03). The variables independently associated with mortality were a Pitt score of >1 (OR=3.9; 95% CI=1.2 to 12.9), a high-risk source (OR=5.5; 95% CI=1.4 to 21.9), and resistance to more than three antibiotics, apart from penicillins and cephalosporins (OR=6.5; 95% CI=1.4 to 30.0). Inappropriate empirical therapy was not associated with mortality. We conclude that ESBLEC is an important cause of nosocomial BSIs. The previous use of oxyimino-beta-lactams was the only modifiable risk factor found. Resistance to drugs other than penicillins and cephalosporins was associated with increased mortality.
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