Urinary calculi a comparative statistical study

ABSTRACT

Statistical study of 2244 cases of urinary calculi, showed 518 crises of renal calculi, 933 cases of ureteric calculi, 675 cases of vesical calculi and 118 cases of urethral calculi. These cases were from Gharbia, Kafr El-Sheikh and Behaira provinces where bilharziasis of the urinary tract is endemic. These statistics were compared with statistics in other countries where urinary bilharziasis is unknown. The comparative study elucidatis the effect of urinary bilharziasis on the incidence of urinary calculi in different parts of the urinary tract. Statistical study was done for 2244 cases of urinary calculi of which there were 518 cases of renal calculi, 933 cases of ureteric calculi, 675 cases of vesical calculi and 118 cases of uretheral calculi. These cases were collected from, provinces where bilharziasis of the urinary tract is endemic. These statistics were compared with statistics in countries where urinary bilharziasis is unknown. The effect of urinary bilharziasis on the incidence and distribution of urinary calculi was- 1- Renal calculi 1] The male female ratio was 7.8 1. 2- Calculi were more frequent in the left than in the right side, the ratio was 1.4 left to 1 right. 3- Ureteral calculi were associated with renal stones 36.9%. 2- Ureteral calculi 1-The male Female ratio was 12 1. 2- Calculi were more frequent in the left than in the right side, the ratio was 1.7 left, to 1 right. 3- Calculi were bilateral in 9.6% of oases. 4-The majority of ureteric calculi [88.7%] were impacted in the pelvic segment