Introduction: The aim of this study was to investigate risk factors for urinary tract infections (UTI), the causative organisms of UTI and also their management and treatment. In addition, we evaluated the effects of UTI on renal graft function.
Methods: This analysis included 107 kidney transplant recipients (64% women) with a diagnosis of UTIs confirmed by positive results on urine culture. Type of pathogens, sensitivity to drugs, risk factors for infection, incidence of urosepsis, hospitalization period, treatment methods, and recurrence rates were analyzed. Statistical analysis was performed by using Pearson's χ(2) test, Yates' χ(2) test, the Student t test, Welch's t test, the Mann-Whitney U test, Fisher's exact test, and the Shapiro-Wilk normality test.
Results: The most common species isolated from urine samples included Escherichia coli (42%), Klebsiella pneumoniae (15%), and Enterococcus faecalis (10%). The percentage of multidrug-resistant strains was 31%, and urosepsis was diagnosed in 16% of patients. Recurrences developed in 76% of infected patients. Bricker ureterointestinal anastomosis was performed in 11% of patients. Risk factors for severe infections included: pre-transplantation urinary tract surgery (P = .02), double-J stent insertion (more common in men) during KTx (N = 34; 32%), (P = .021), reoperations following transplantation (P = .36), elevated tacrolimus levels at the time of infection (P = .024). Severe infections were diagnosed in patients with lower eGFRs, were associated with a need for longer hospitalization (P = .04) and escalation of antibacterial treatment. Carbapenems were used in 22 patients (20.5%).
Conclusions: UTIs were more common in women, in patients with impaired function of the kidney transplant, and in those with a history of urinary tract interventions. Severe infections were associated with a risk of urosepsis, longer hospitalization, and a need for escalation of antibiotic treatment.
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http://dx.doi.org/10.1016/j.transproceed.2016.01.061 | DOI Listing |
Curr Opin Nephrol Hypertens
March 2025
Nephrology Division, Universidade Federal de São Paulo (UNIFESP), São Paulo, Brazil.
Purpose Of Review: This review highlights the latest findings regarding hypocitraturia in autosomal dominant polycystic kidney disease (ADPKD), from both experimental and clinical studies, exploring the underlying pathophysiology and potential therapeutic approach.
Recent Findings: Experimental studies have shown that the lodging of microcrystals in the tubules can trigger cyst formation and growth in polycystic kidney disease (PKD). ADPKD patients are prone to developing hypocitraturia in early stages, which could predispose to calcium microcrystal formation.
Cureus
December 2024
Orthopaedic Surgery, Ng Teng Fong General Hospital, Singapore, SGP.
This case report describes a 70-year-old male presenting with limb weakness, urinary retention and tandem cervical and lumbar spinal stenosis with complicating white cord syndrome, a rare reperfusion injury post decompression surgery. Initially admitted following an unwitnessed fall, the patient's neurological examination indicated that progressive weakness of the limbs and sensory loss etiology is cervical and lumbar spondylosis with severe spinal canal stenosis, confirmed by imaging. Due to rapid deterioration, he underwent C5 corpectomy, cervical decompression and fusion.
View Article and Find Full Text PDFObjectives: To determine the health utility values (HUVs) of overactive bladder (OAB), defined as urinary urgency, usually accompanied by urinary daytime or nocturnal frequency, with or without urinary incontinence, among adults aged ≥65 years and to assess the HUV decrements (disutilities) of OAB according to its severity.
Methods: This cross-sectional Internet-based study was conducted between 2 and 9 November 2023, with quota sampling with equal probability for each sex and age group (age 65-74 years and ≥75 years). OAB was defined as an urgency score of ≥2 points and a total score of ≥3 points based on the Overactive Bladder Symptom Score.
Objectives: To analyse and compare the functionality of extraluminal and intraluminal artificial urinary sphincters (AUSs), an in silico procedure has been defined and applied. Design and reliability assessments of the AUS are typically performed using a clinical approach, which does not provide data on mechanical stimulation of urethral tissues. Mechanical stimulation may determine tissue degeneration, such as urethral atrophy or erosion, the main causes of AUS failure.
View Article and Find Full Text PDFObjective: To evaluate the correlation between ATP-binding cassette (ABC) transporter expression and therapeutic efficacy of enfortumab vedotin (EV), an antibody-drug conjugate targeting Nectin-4, in urothelial cancer, as only a few studies have been conducted on this topic.
Patients And Methods: This retrospective study included 20 patients with metastatic urothelial carcinoma (mUC), including bladder and upper urinary tract cancers, who were treated with EV at Dokkyo Medical University Hospital between 2022 and 2024. Immunohistochemical staining was performed on formalin-fixed, paraffin-embedded tissue samples.
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