endocardium disease endocarditis A endocardium disease characterized by inflammation of the endocardium of the heart chambers and valves. DOID:10314 DOID:14058 ICD10CM:I33.9 ICD9CM:421.9 MESH:D004696 NCI:C34582 NCI:C35432 SNOMEDCT_US_2016_03_01:194935007 SNOMEDCT_US_2016_03_01:56819008 SNOMEDCT_US_2016_03_01:91357005 UMLS_CUI:C0014118 UMLS_CUI:C0375268 disease_ontology