直肠膨出; 直肠突出
Proctocele \Proc"to*cele\, n. [Gr. ? anus + ? tumor.] (Med.) Inversion and prolapse of the mucous coat of the rectum, from relaxation of the sphincter, with more or less swelling; prolapsus ani. --Dunglison.
proctocele n : protrusion or herniation of the rectum into the vagina; can occur if pelvic muscles are weakened by childbirth [syn: {rectocele}]