先天性男子前部尿道憩室の2例

Abstract

We have experienced two cases of congenital di v erticula of the male anterior urethra, one of which had a stone. The first case w a s a 25 years old male with a chief complaint of frequency and subsequent dribbling away of urine. History ; This patient s t ates that he has been suffering from frequency and subsequent dribbling away of urine for the past month. This condition continued in spite of various treatment. There are no changes on inspection and palpation in the local portion. Diagnosis of diverticulum 4.7x1.7 cm in size in the pars bulbo s a was made from the urethro gr a phy. A sma l l finger tip sized ostium was discovered by urethroscopic examination in the pars bulbosa. Th e diverticulum was excised through the perineum and the result of operation progressed favourably. Histo l ogically, there was on epithelium and substantia spongiosa was found under the fibrous tissue. The second case was a 27 years old baschelor with a chief complaint of urethral secretion. This patient asserts that he had received on operation of the sac at the age of 5, and suffered from gonorrhoe when 21. Since about two years, this p atient had pus-like secretion from the external urethral meatus, but had no pain during micturition, obstruction of urination and subsequent dribbling, etc. He thought that he had yet been suffering from gonorrhoe, and in spite of . various treatment, this condition did not improve. A walnut sized, firm and round tumor was palpated about the base of the penis . When the tumor was palpated, secretion of pus-like material was observed i n the urethral meatus. By pla i n roentgenogram, a store was confirmed in the diverticulum. And by injecting opaque contrast medium in to the tumor, confirmation of the connetcion of urethra was obtained. The diverticulum, 2.5 x1.9 x1.7 cm in size, containing a white, flat, ovalstone was removed. This diverticulum had a stalk measuring 1.0x0.25 cm, opering into the right side urethral wall. His t ologically, Metaplasia of columnar epithelium into squamous epithelium with marked keratinisation.