Cobb's collar--a forgotten entity.
Cobb's collar or Moormann's ring is a stricture of the bulbar urethra which is largely unrecognised but has considerable relevance urologically as the site of congenital or post-instrumental strictures. The history, anatomy, embryology and surgical importance are reported.
Cranston
D
D
Department of Urology, Churchill Hospital, Oxford.
Davies
A H
AH
Smith
J C
JC
D000328:Adult; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000209:etiology; D011468:Prostatectomy; D014525:Urethral Stricture / Q000151:congenital* / Q000209:etiology