[Bilharziasis and urinary lithiasis: a study of 23 cases at the Gabriel Toure Hospital].

AIMS: Describe the clinical and therapeutic aspects of urinary stone on bilharziosis in the teaching hospital Gabriel Toure. METHOD: It was about a prospective study done from January 1st to December 31, 2007 on all patients presenting a urinary stone with history of bilharziosis treated in the service of urology at the teaching hospital Gabriel Toure. Lost patients during the study were not included. RESULTS: We brought together 23 cases of urinary stone on history of urinary bilharziosis. The mean age of our patients was 31 years with extreme of 10 and 64 years. Sex-ratio was 22 for men. Renal colic was the most frequent motive of consultation (30.4%). Fiver has been detected in 56.5% of cases.Stone has a renal localisation in 10 patients (43.5%), ureteral in 9 patients (39.1%) and vesical in 4(17.4%). Urine analysis has found following germs: Schistosoma haematobium (4 cases), positive cocci gram (3 cases), Enterococcus faecalis (1 case) and negative cocci gram (1 case). Moderate renal insufficiency has been detected in 4 patients (17.4%). Treatment has been surgical in 21 patients(91.3%). Nephrolithotomy was done in 7 patients (33.3%), ureterolithotomy in 7 others, cystolithotomyin 3 patients (14.3%), nephrectomy in 2 patients (9.5%), uretero-vesical reimplantation in 2 others. CONCLUSION: The assessment of bilharziosis may decrease the frequency and prevent numerous and disastrous complications of urinary bilharziosis.