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A statistical observation was made on the tumors of genito-urinary tract of in-patient in the department of Urology, Kyungpook National University, School of Medicine, during the period, Jan. 1962 to Aug. 1972. The results were as follows; 1. During this period, 1,080 cases (870 males, 210 females) were hospitalized, among them I79 cases (146 males, 33 females) had tumors of genitourinary tract, giving a rate of 16.6% (male 16. 8, female 15.7). 2. In I79 cases of the genito-urinary tract tumors, 58 cases (32. 4%) were benign and 113 cases (63.1%) were malignant tumors and remainders were uncertain pathologically. 3. Age distribution ranged from 3 months to 81 years, and cases over 40 years old were 145 cases (or 81%) among 179 cases. 4. Among 179 cases, 67 cases (37.4%) were vesical, 58 cases (29%) prostatic, 28 cases renal, 14 cases penile, 9 cases testicular, and 2 cases ureteral tumors. 5. On the histopathologic findings, renal cell carcinoma was observed in 17 cases among 24 renal tumors (68%), Wilms` tumor in 7 cases and transitional cell carcinoma of the renal pelvis in 2 cases. Among 67 cases of bladder tumors, transitional cell carcinoma was in 54 cases (85.7%), squamous cell carcinoma in 4 cases and adenocarcinoma in 2 cases. In 52 cases of prostatic tumor, B.P.K was in 45 cases (86.5%), adenocarcinoma in 6 cases. Squamous cell carcinoma was most common (11 in 14 cases), and papilloma was in 3 cases among penile tumors. And seminoma was observed in 4 cases, embryonal cell carcinoma in Z cases, teratoma in 3 cases respectively among 9 cases of the testicular tumors.
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