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Figure 3 | Diagnostic Pathology

Figure 3

From: Microscopic endometrial perivascular epithelioid cell nodules: a case report with the earliest presentation of a uterine perivascular epithelioid cell tumor

Figure 3

Microscopic 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.

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