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Douglas cul-de-sac

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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:


Compare: rectovesical excavation.