disease has location undifferentiated carcinoma thymic carcinoma thymic undifferentiated carcinoma NCIT:C35718 MONDO:0006455 MEDGEN:1864846 A rare primary thymic carcinoma, characterized by an undifferentiated solid tumor growth, without associated sarcomatoid features. EFO:1000580 thymic undifferentiated carcinoma UMLS:C2188088 GARD:0024416 thymus obsolete_Thymic Undifferentiated Carcinoma