[Description of UTI in patients with renal transplantation admitted in labafinegad hospital from 1384 to 1385]

Background: the renal transplantation is now the treatment of choice for ESRD. Urinary tract is the most common site for infection after kidney transplantation. The different clinical and microbiological aspects of UTI in renal transplantation

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Materials and Methods: in this cross-sectional study, the clinical manifestation at the time of admission, past medical history, the time of transplantation and the result of laboratory data including U/A, U/C and CBC of patients with kidney transplantation and probable UTI were collected and analysed in SPSS 11/5

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Results: in 122 patients with UTI, 61 patients [50%] were admitted with fever, chilliness and weakness without urinary signs and symptoms. the interval between transplantation and infection was 1 month in 19 patients [15/6%], 1-3 month in 23 patients [18/9%], 3-6 month in 19 patients [15/6%] and 6-12 month in 12-patients [9/8%]. 49 patients were infected after 12 month. In 56 patients [45/9%] urine culture was negative and in the positive results, E coli was the most common [56%] organism

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Conclusion: in this study UTI was occured most of the time in the first years after transplantation and was manifested with nonspecific signs and symptoms in most patients. Urine culture can be negative in near half of the cases