10歳台にみられた膀胱移行上皮腫瘍の2例

TWO CASES OF EPITHELIAL TUMORS OF THE URINARY BLADDER IN THE FIRST TWO DECADES OF LIFE

緒言

　20歳未満の若年者に発生する膀胱移行上皮腫瘍は非常に稀といわれている。われわれは18歳および19歳男子に発生した上記2症例を経験したので報告し，若年者膀胱移行上皮腫瘍の特色について若干の考察を加えた。

Primary epithelial tumor of the urinary bladder in the first two decades of life is a very rare disease. Herein two of such cases were reported. The patients were 18 and 19-year-old males with a chief com-plaint of asymptomatic gross hematuria. Both of them were found to have the bladder tumor, which were treated by transurethral resection. with no recurrence until now. Pathological findings were papillc-ma and transitional cell carcinoma (grade 1), respectively. Literatures concerning such cases were reviewed.