the sinonasal cancers comprised squamous cell carcinomas ( 48 percent ) , anaplastic and undifferentiated carcinomas ( 39 percent ) , adenocarcinomas ( 6 percent ) , transitional cell carcinomas ( 3 percent ) , and other malignant tumors ( 4 percent ) .
C0007138
transitional cell carcinomas
C0006826
malignant tumors