"NUT carcinoma of the thorax"
"The category of thymic carcinoma NOS includes entities also known as hepatoid carcinoma, rhabdoid carcinoma, undifferentiated large cell carcinoma associated with Castleman disease-like reaction, and sebaceous carcinoma, although these fall under the same morphology code in this classification. Carcinosarcoma is a subtype of sarcomatoid carcinoma."