Ascaris lumbricoides [AL] is common resident of intestine especially low socioeconomic areas in the world and may cause medical, social & surgical problem. Ascariasis can cause serious intra-abdominal complications such as intestinal obstruction, biliary obstruction, pancreatitis, acute appendicitis, intestinal perforation etc. We report an adult with intestinal obstruction due to entangled mass of AL, presented as a lump in right iliac fossa, managed by laparotomy and manually passing worms into colon without enterotomy.

Keywords: Intestinal obstruction; Roundworm; Ascaris lumbricoides.