DO_infectious_disease_slim NCIthesaurus has material basis in has symptom necatoriasis UMLS_CUI:C0027528 DOID:2790 disease_ontology DOID:13048 NCI:C34838 A parasitic helminthiasis infectious disease that involves infection of the small intestine of humans, dogs and cats by the nematode Necator americanus causing abdominal pain, diarrhea, cramps, weight loss and anemia. Cutaneous larvae migrans in humans is characterized by skin ruptures and severe itching. MESH:D009332 ICD10CM:B76.1 SNOMEDCT_US_2025_09_01:36667009 parasitic helminthiasis infectious disease Necator americanus abdominal cramp severe abdominal cramp diarrhea