tumors were classified according to prominent cell type and degree of differentiation into respiratory epithelial carcinoma ( four ) , adenocarcinoma ( one ) , squamous cell carcinoma ( one ) , mucoepidermoid carcinoma ( two ) , undifferentiated carcinoma ( three ) , chondrosarcoma ( three ) and undifferentiated sarcoma ( two ) .
C0001418
adenocarcinoma
C0206694
mucoepidermoid carcinoma