complete miscarriage

A complete miscarriage is defined as a cessation of vaginal bleeding with no evidence of retained products of conception or a gestation sac in a woman who previously had an ultrasound confirmed intrauterine pregnancy.

Radiographic features

Ultrasound

Shows an empty uterus with no fetal components or products of conception.

Differential diagnosis

In the setting of a positive bHCG, the differential for an empty uterus is:

The diagnosis of a complete miscarriage can be confidently made only if there is a documented intrauterine pregnancy. If there had been no prior ultrasound of this pregnancy, the situation is referred to as pregnancy of unknown location and followed up accordingly.

Management

Once complete miscarriage is confirmed, no active management is required unless there is prolonged bleeding for greater than four weeks.