後部尿道に発生したInverted papillomaの1例

概要

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排尿困難を主訴とした59歳男で,膀胱尿道鏡検査は前立腺部尿道から生じた茎の上に平滑な表面のポリープ様腫瘤が認められ,経尿道的に尿道腫瘤及び前立腺を切除した.組織学的に内反性乳頭腫と診断した.術後9ヵ月に再発の証拠はないA case of inverted papilloma of the posterior urethra is reported. A 59-year-old male was admitted with the chief complaint of difficulty in urination. Cystourethroscopy revealed a polypoid tumor with a smooth surface on the stalk arising from the prostatic urethra, concomitant with prostatic hypertrophy. Transurethral resection of the tumor and the prostate was performed. No evidence of recurrence has been noted in the 9 months after surgery. This is the 26 th case of inverted papilloma of the posterior urethra reported in Japan.