prolapse of uterus

Also found in: Dictionary, Thesaurus, Encyclopedia.


1. the falling down or downward displacement of a part or viscus; called also procidentia and ptosis.
2. to undergo such displacement.
prolapse of cord protrusion of the umbilical cord ahead of the presenting part of the fetus in labor.
Variations of prolapsed umbilical cord. From McKinney et al., 2000.
prolapse of the iris protrusion of the iris through a wound in the cornea.
mitral valve prolapse see mitral valve prolapse.
rectal prolapse (prolapse of rectum) protrusion of the rectal mucous membrane through the anus.
prolapse of uterus downward displacement of the uterus so that the cervix is within the vaginal orifice (first-degree prolapse), the cervix is outside the orifice (second-degree prolapse), or the entire uterus is outside the orifice (third-degree prolapse).

prolapse of uterus

Etymology: L, prolapsus, falling, uterus, womb
the descent of the uterine cervix into the vagina, partly into the vagina, or outside the vagina.
enlarge picture
Uterine prolapse

pro·lapse of u·ter·us

(prō'laps yū'tĕr-ŭs)
Downward movement of the uterus due to laxity and atony of the muscular and fascial structures of the pelvic floor, usually resulting from injuries of childbirth or advanced age; prolapse occurs in three forms: first-degree prolapse, second-degree prolapse, and third-degree prolapse.