Carcinosarcoma may arise in -

Carcinosarcoma of uterus Carcinosarcomas consist of endometrial adenocarcinoma in which malignant sarcomatous (stromal) differentiation takes place. Carcinosarcoma has two components : - Adenocarcinoma → Therefore called carcinosarcoma Sarcomatous component → Therefore called carcinosarcoma Sarcomatous component may be striated muscle cells, cartilage, adipose tissue and bone.