A complication of gastrojejunostomy (BILLROTH II PROCEDURE), a reconstructive GASTROENTEROSTOMY. It is caused by acute (complete) or chronic (intermittent) obstruction of the afferent jejunal loop due to HERNIA, intussusception, kinking, VOLVULUS, etc. It is characterized by PAIN and VOMITING of BILE-stained fluid.

Synonyms: Loop Syndromes, Afferent, Syndrome, Afferent Loop, Afferent Loop Syndrome, Loop Syndrome, Afferent, Afferent Loop Syndromes, Syndromes, Afferent Loop