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.