Commonest cause of acute intestinal obstruction is:: (A) Adhesions, (B) Volvulus, (C) Inguinal hernias, (D) Internal hernias
Answer is A. SMALL BOWEL OBSTRUCTION - Adhesions secondary to previous surgery are the MC cause of SBO. - Causes: Adhesions (60%) > Malignant tumors (20%) >Hernia (10%) > Crohn's disease (5%)Q. - Primary colonic cancers (paicularly those arising from the cecum and ascending colon) may present as a SBO.