Douglas cul-de-sac Definition and Examples

Definition
noun
Peritoneal space or pouch formed by a fold of peritoneum between the rectum and the uterus of the female human body.
Supplement
In humans, Douglas cul-de-sac is the female counterpart of the rectovesical excavation in males. This space is used in end-stage renal failure dialysis where the tip of the catheter is placed.
Word origin: named after the Scottish anatomist Dr James Douglas who extensively explored this region of the female body.
Synonyms:

Patrick-Douglas bursa
Ehrhardt-Cole recess
rectouterine pouch
Douglas space
Douglas cavity
Douglas pouch

Compare: rectovesical excavation.

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