Fragments of decidualized endometrial stroma and hypersecretory endometrium formed of glands with pseudostratified lining by vacuolated columnar cells (Arias-Stella reaction). However, no evidence of chorionic villi, fetal membranes or other conception products. No evidence of tumors.
Missed abortion.
Bloody soft tissue fragment measured 3.5x2.8x1.5 cm, totally embedded.
Uterine contents, D & C biopsy: