Douglas line

ar·cu·ate line of rec·tus sheath

[TA]

a crescentic line (not always clearly defined) that marks the lower limit of the posterior layer of the sheath of the rectus abdominis muscle.

Synonym(s): linea arcuata vaginae musculi recti abdominis [TA], Douglas line, linea semicircularis, semicircular line

Douglas line

A crescent-shaped line at the lower limit of the posterior sheath of the rectus abdominis muscle. It is sometimes indistinct.

See also: Douglas, James

Douglas,

James, Scottish anatomist in London, 1675-1742.

cavum douglasi - Synonym(s): Douglas cul-de-sac

Douglas abscess - suppuration in Douglas pouch.

Douglas cul-de-sac - a pocket formed by the deflection of the peritoneum from the rectum to the uterus. Synonym(s): cavum douglasi; Douglas pouch; rectouterine pouch

Douglas fold - a fold of peritoneum, containing the rectouterine muscle, forming the lateral boundary of the rectouterine (Douglas) pouch. Synonym(s): sacrouterine fold

Douglas line - a crescentic line that marks the lower limit of the posterior layer of the sheath of the rectus abdominis muscle. Synonym(s): arcuate line of rectus sheath

Douglas pouch - Synonym(s): Douglas cul-de-sac