cell type benign neoplasm cardiovascular organ benign neoplasm hemangioma ICD10CM:D18.0 UMLS_CUI:C0018916 SNOMEDCT_US_2018_03_01:93474003 ICD9CM:228.0 MESH:D006391 ICD9CM:228.00 disease_ontology DOID:255 NCI:C3085 A cardiovascular organ benign neoplasm that has_material_basis_in endothelial cells that line blood vessels and is characterised by increased number of normal or abnormal vessels filled with blood. ICD10CM:D18.00 SNOMEDCT_US_2018_03_01:2099007