DO_infectious_disease_slim has symptom parasitic protozoa infectious disease dientamoebiasis UMLS_CUI:C0012147 A parasitic protozoa infectious disease that involves infection of the large intestine by a protozoan parasite Dientamoeba fragilis. The symptoms include diarrhea, stomach pain and cramping, loss of appetite and weight, nausea, and fatigue. MESH:D004030 DOID:946 DOID:13792 disease_ontology intestinal trichomoniasis abdominal cramp weight loss loss of appetite nausea diarrhea fatigue