Isao Murahashi

Localized amyloidosis of urethra. Report of two cases.

Two cases of localized urethral amyloidosis are reported. Data pertaining to 13 cases including our two cases are reviewed. The difficulty in preoperative differentiation of an amyloid tumor from a urethral malignancy is stressed. It is advisable to perform open or transurethral biopsy of the urethral tumor before deciding on radical surgery.

Foreign body stone of the ureter as a complication of acupuncture.

A case of spontaneous passage of a foreign body in the upper urinary tract is reported. Approximately 60 cases have been collected and reported in the world, 18 in Japan. Our case is, however, the first with spontaneous passage. As complications may occur if these foreign bodies are left behind, we advocate the surgical removal as treatment of choice.

Vaginal stone in a male pseudohermaphrodite.

A rare case of vaginal stone in a male pseudohermaphrodite who had undergone plastic surgery for external genitalia 16 years ago is presented. It is recommended to remove the entire wall of vagina musculina at the time of plastic repair for hypospadias in a male pseudohermaphrodite.