A rare case of stomach worm infestation in a pig

Abstract

On examination of a carcass of pig during slaughter revealed presence of severe parasitic worm infestation. Examination of stomach showed gross changes like eroded and reddened stomach mucosa with nodules extended from the mucosa to serosa of stomach in cardiac, fundus and pylorus portions and presence of worms inside. On histopathological examination changes like congestion, hemorrhage, desquamation of epithelial cells of gastric mucosa and infiltration of eosinophils, mononuclear cells and lymphocytes in both mucosa and submucosa of stomach were observed and presence of cut section of parasite in between muscularis layers were noticed. The worms were extracted from stomach tissue by dissection and processed and identified as Ascarops spp. worm.