Mouth lesions as markers of gastrointestinal disease.
D000293:Adolescent; D002446:Celiac Disease / Q000150:complications; D002648:Child; D003093:Colitis, Ulcerative / Q000150:complications; D003424:Crohn Disease / Q000150:complications; D006801:Humans; D007410:Intestinal Diseases / Q000150:complications*; D009059:Mouth Diseases / Q000209:etiology*