A Clinical Observation on Urolithiasis

Kim, Choon Gon

Abstract

A clinical observation was made on 274 cases of urolithiasis among the number of 1,122 inpatients during 3 years and 6 months from January 1978 to June 1981. The results are summerized as follows: 1. The incidence of the patients with urolithiasis was 22% of the inpatients. 2. The age of the patients ranged from 2 to 82 years old, with the highest incidence in 20-49 in age (69.6%). 3. The cases consisted of 75 cases with renal stone (27%), 161 cases with ureteral stone (59%), 26 cases with vesical stone (9.5%), and 12 cases with urethral stone (4.5%). 4. The ratio of the right to the left of the upper urinary tract stones was 120:116. 5. The most favored predilection of the ureteral stones was lower 1/3 of the ureter in 62.8% of the ureteral stones. 6. The size and weight of the largest number of the urinary stones were below 1.0cm in length (59.7%) and below 0.5gm (38.7%). 7. The clinical symptoms of upper urinary tract stones were flank pain in 90%, gross hematuria in 19%, nausea and vomiting in 9% and frequency in 7%, Those of lower urinary tract stones were painful urination in 79%, sudden stoppage in 49%, frequency in 44% and gross hematuria in 42%. 8. The combined diseases were urethral stricture in 8 cases, B.P.H. in 7 cases, tuberculosis of genitourinary tract in 6 cases, neurogenic bladder in 5 cases, and lower ureteral stricture in 5 cases. 9. Treatment consisted of surgical intervention in 64.5%, instrumental manipulation in 19%, conservative treatment in 13.2% and untreated cases in 3.3%. 10. The largest number of the urinary stones on chemical components was of mixed composition of calcium phosphate and calcium oxalate.