intestinal disease +
parasitic helminthiasis infectious disease +

acanthocephaliasis
acute vascular insufficiency of intestine
ancylostomiasis
angiodysplasia of intestine
angiostrongyliasis
angiostrongyliasis
anisakiasis
ascariasis
ascaridiasis
baylisascariasis
baylisascariasis
blind loop syndrome
bowel dysfunction
capillariasis
capillariasis
cecal disease +
chronic intestinal vascular insufficiency
clonorchiasis
coenurosis
colonic disease +
cryptosporidiosis
dicrocoeliasis
dioctophymiasis
diphyllobothriasis
diverticulitis +
dracunculiasis
duodenitis
duodenum disease +
echinococcosis +
echinostomiasis
endometriosis of intestine
enterobiasis
enterokinase deficiency
familial adenomatous polyposis +
fascioliasis
fascioloidiasis
fasciolopsiasis
filariasis +
gnathomiasis
hereditary mixed polyposis syndrome +
heterophyiasis
hymenolepiasis
inflammatory bowel disease +
inguinal hernia
intestinal atresia +
intestinal benign neoplasm +
intestinal cancer +
intestinal disaccharidase deficiency
intestinal infectious disease +
intestinal obstruction +
intestinal perforation +
intestinal schistosomiasis
intestinal tuberculosis
intestine carcinoma in situ +
irritable bowel syndrome
mesocestoidiasis
monieziasis
mucocele of appendix
multiple intestinal atresia
necatoriasis
neurogenic bowel
oesophagostomiasis
opisthorchiasis
paragonimiasis
Peutz-Jeghers syndrome
philophthalmiasis
pneumatosis cystoides intestinalis
postgastrectomy syndrome +
protein-losing enteropathy
rectal disease +
schistosomiasis +
short bowel syndrome
sitosterolemia
sparganosis
strongyloidiasis
strongyloidiasis
taeniasis +
thelaziasis
toxascariasis
toxocariasis
trichinosis
trichostrongyloidiasis +
trichuriasis
trichuriasis
tropical sprue
umbilical hernia
Whipple disease