a peritoneal recess between the psoas muscle and the crest of the ilium. Synonym(s): Biesiadecki fossa, fossa iliacosubfascialis
Biesiadecki,
Alfred von, Polish physician, 1839-1888. Biesiadecki fossa - a peritoneal recess between the psoas muscle and the crest of the ilium. Synonym(s): iliacosubfascial fossa