Indications and Limits of Diagnosis Flexible Ureteroscopy

Introduction. Nowadays, flexible ureteroscopy has become a routine procedure in many centers. The aim of this study was to evaluate the indications and limits of diagnostic retrograde flexible ureteroscopy. Material and methods. Between October 2002 and January 2007, diagnostic retrograde flexible ureteroscopy was performed in our department in 40 cases. It was aimed to evaluate a filling defect of the upper urinary tract (9 cases), unilateral hematuria (14 cases), obstruction of the upper urinary tract (2 cases, 1 with cutaneous ureterostomy), abnormal urinary cytology (6 cases) and follow-up after conservative treatment of upper urinary tract urothelial tumors (9 procedures in 4 patients). A 7.5 F Storz flexible ureteroscope was used in all patients.