Parasitic worm infestation.
Related Topic"Diseased state due to intestinal parasites such as nematodes, cestodes, trematodes, and acanthocephalans..."
Helminthiasis is a disease in which a part of the body is infested with worms such as pinworm, roundworm or tapeworm. Typically, the worms reside in the gastrointestinal tract but may also burrow into the liver and other organs.