NCIthesaurus protein-energy malnutrition disease_ontology DOID:11801 MESH:D011502 UMLS_CUI:C0033677 ICD10CM:E46 SNOMEDCT_US_2025_09_01:72608005 NCI:C34952 A nutritional deficiency disease that is characterized by inadequate dietary protein and calories, which can have profound systemic effects including decreased metabolism, altered tissue distribution, compromised immunity, and impaired growth, and has_material_basis_in dietary deprivation. ICD9CM:263.9 nutritional deficiency disease