The following is an excerpt....
BASICS
Description
- Separation of products of conception from the uterus prior to the potential for fetal survival outside the uterus
- Spontaneous abortion (SAb):
- Expulsion or extraction from the uterus of an embryo or fetus weighing ≤500 g
- Threatened abortion:
- Vaginal bleeding early in pregnancy without dilatation of the cervix, rupture of the membranes, or expulsion of products of conception
- Inevitable abortion:
- Cervical dilatation, rupture of membranes, or expulsion of products in the presence of vaginal bleeding
- Complete abortion:
- Entire contents of uterus expelled; common before 12 weeks’ gestation
- Incomplete abortion:
- Abortion with retained products of conception, generally placental tissue; more common after 12 weeks’ gestation
- Missed abortion:
- In utero death of embryo/fetus prior to 20 weeks’ gestation; products of ...
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