Clear cell carcinoma. Uterine clear cell carcinoma (UCCC) is rarer than UPSC, accounting for 1% to 6% of all endometrial cancer ... Hormonal agents for grade 1 or 2 tumors with positive hormone receptor testing and endometrioid histology are an option as ... Serous carcinoma*Clear cell carcinoma*Carcinosarcoma*Stage III and IV, all histotypes*Adjuvant chemotherapy*Multimodality ... Serous carcinoma. Uterine papillary serous carcinoma (UPSC) represents 10% to 22% of endometrial cancers and 39% of endometrial ...