Figure 3From: Microscopic endometrial perivascular epithelioid cell nodules: a case report with the earliest presentation of a uterine perivascular epithelioid cell tumorMicroscopic perivascular epithelioid cell (PEC) nodules in the endometrium of an endometriotic cyst and uterine cavity (x400). (A) Microscopic PEC nodules in the endometriotic cyst (arrowhead) (hematoxylin-eosin). (B) HMB-45 immunostaining highlighting the microscopic PEC nodules in the endometriotic cyst. (C) Microscopic PEC nodules in the basal layer of the endometrium of the uterine cavity (arrowhead) (hematoxylin-eosin). (D) HMB-45 immunostaining highlighting the microscopic PEC nodules in the endometrium of the uterine cavity.Back to article page