NCIthesaurus sarcomatoid carcinoma pleomorphic carcinoma DOID:5662 UMLS_CUI:C0334233 ICDO:8022/3 NCI:C4094 A sarcomatoid carcinoma that is consisting of spindle or giant cells (or both) combined with squamous cell carcinoma, adenocarcinoma, or large-cell carcinoma. disease_ontology SNOMEDCT_US_2025_09_01:16741004