Taenia saginata: unexpected finding during laparoscopic Roux-en-Y gastric bypass (October 2022 [1])

Published: 10/04/2022

Authors: Ester Ferrer-Inaebnit, Alejandro Metzger, Markus Naef and Yannick Fringeli

While performing the jejuno-jejunal anastomosis during a laparoscopic Roux-en-Y gastric bypass to treat morbid obesity, a yellowish filamentous structure appeared from the bowel lumen. It was removed, and subsequent microbiological analysis reported it to be a Taenia saginata (a tapeworm).