HPV11 Positive Endometrioid Carcinoma of the Endometrium with Signet-Ring Cells: Diagnostic Criteria and Review of the Literature

<table>Signet-ring cells with vacuolated cytoplasm (20x, hematoxylin and eosin).</table>

Case Reports in Pathology

Figure 2: HPV11 Positive Endometrioid Carcinoma of the Endometrium with Signet-Ring Cells: Diagnostic Criteria and Review of the Literature 