label: endometrioid stromal sarcoma
label_lc: endometrioid stromal sarcoma
description: A malignant mesenchymal neoplasm that affects the uterine corpus, and rarely, the ovaries, cervix, and vagina. In the uterine corpus it is classified as low grade or high grade endometrial stromal sarcoma. In the remainder of the anatomic sites it is classified as low grade endometrioid stromal sarcoma.