Endometriosis Associated Striated Muscle Changes: Simulating Tumor

Figure 1

(a) Endometrial glands and stroma on the left (arrow) and multiple groups of small polygonal cells intervening the mass () are demonstrated. (b) The cells are round to polygonal with distinct cell border and round single to multiple nuclei. (c, d) Those cells are negative with CD68 and Pax8 antibody, respectively.

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