T. taeniaeformis Infestation in Laboratory Rat

            We report the infection of Cysticercus fasciolaris (C. fasciolaris), the larval form of Taenia taeniaeformis (T. taeniaeformis) in one of the rats used in a experiment in lab rats (Wistar rat). Animal showed symptoms like weight loss, lethargy, and a visibly poor coat condition. Gross Pathology revealed a pale and soft cyst in liver which was approximately 1.5 cm in diameter. Inside the cyst revealed a pale white segmented tapeworm (Taenia taeniaeformis). Histopathology of liver showed parasitic cyst surrounded by dense granulation tissue compress to the adjacent hepatocytes. Also few placed granulation tissue surrounding the fatty tissue compress the adjacent hepatocytes observed.