Missed abortion

**Definition:** A condition caused by genetic abnormality, abnormal cell division, or poor quality ovum or sperm. This condition is characterised by a failed pregnancy, immature fetal or embryonic death that is not expelled from the uterus for at least 8 weeks, and diminished uterine size. This condition may also present with maternal infection, blood clotting, fetal calcification, and resorption of conception products. Confirmation is by imaging.

**Inclusions:** - Early fetal death with retention of dead fetus

**Exclusions:** - Blighted ovum or nonhydatidiform mole - Molar pregnancy