<unk>  is a malignant subtype of<unk>  stromal tumor arising from the stroma (connective tissue) of the endometrium rather than the glands. There are three grades for<unk>  stromal tumors, as follows. It was previously known as endolymphatic stromal myosis because of diffuse infiltration of myometrial tissue or the invasion of lymphatic channels.
Endometrial stromal sarcoma
Endometrial stromal tumour
Leiomyosarcoma
Uterine sarcoma
Uterine adenosarcoma
Uterine serous carcinoma
Uterine clear-cell carcinoma
Adenomyoma