Endometrial Stromal Nodule

Common sites:

Gross features:

Histologic features:

• well-circumscribed aggregate of endometrial stromal cells in the myometrium
• does not penetrate or invade the myometrium
• up to 3mm of projection into myometrium is tolerable

Immunophenotype:

Marker:	Sensitivity:	Specificity:
CD10		Some lymphocytes also stain

Molecular features:

Other features: