A clinical observation was made on the patients with bladder tumor admitted to the Department of Urology, Seoul Adventist Hospital during the periods from January 1978 to December 1981.
The following results were obtained.
1. During the periods, 930 patients were hospitalized, and there were 36 cases of bladder tumor giving an incidence rate of 3.9%.
2. There were 25 males and 11 females with a ratio of 2.3:1.
3. Age distribution was between 23 and 77 years, the highest incidence rate was in the age group of 60-69years.
4. The clinical manifestation included gross hematuria (88.9%), frequency (69.4%), dysuria (44.4%) and the others.
5. On I.V.P. findings, 29 cases (80.6%) revealed normal upper tract, 6 cases (16.7%) were unilateral hydronephrosis, and 31 cases (86.1%) revealed filling defect in the bladder.
6. The tumors were located mainly at the lateral wall and trigonal area of bladder (50.0%).
7. Of 36 cases of bladder tumor, 30 cases (83.3%) were transitional cell carcinoma, 3 cases (8.3%) squamouscell carcinoma, and each 1 case (2.8%) adenocarcinoma, metastatic carcinoma and leiomyoma.
8. Among 36 cases, T.U.R. was performed in 17 cases, and intravesiCal chemotherapy in 11 cases.
9. Of 11 patients who received intravesical chemotherapy, 6 were recurred within 1 year showing a recurrencerate of 54.5%.
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