Spontaneous abortion

A miscarriage, that is, any pregnancy that is not viable (the fetus cannot survive) or in which the fetus is born before the 20th week of pregnancy. Spontaneous abortion occurs in at least 15-20% of all recognized pregnancies and usually takes place before the 13th week of pregnancy. A spontaneous abortion is as opposed to an induced abortion. In a spontaneous abortion, it is purely accidental, that is spontaneous.

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spontaneous abortion n naturally occurring expulsion of a nonviable fetus

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abortion occurring naturally; popularly known as miscarriage.

Medical dictionary. 2011.

Look at other dictionaries:

  • spontaneous abortion — noun a natural loss of the products of conception • Syn: ↑miscarriage, ↑stillbirth • Ant: ↑live birth (for: ↑stillbirth) • Derivationally related forms: ↑miscarry …   Useful english dictionary

  • spontaneous abortion — natural abortion, miscarriage …   English contemporary dictionary

  • spontaneous abortion — miscarriage (def. 1). * * * …   Universalium

  • spontaneous abortion — noun A miscarriage …   Wiktionary

  • Spontaneous — means a self generated event, typically requiring no outside influence or help.The word spontaneous may also refer to:* Spontaneous abortion * Spontaneous bacterial peritonitis * Spontaneous combustion * Spontaneous emission * Spontaneous fission …   Wikipedia

  • Abortion — Induced abortion Classification and external resources ICD 10 O04 …   Wikipedia

  • Abortion-breast cancer hypothesis — The abortion breast cancer (ABC) hypothesis (supporters call it the abortion breast cancer link) posits that induced abortion increases the risk of developing breast cancer;] Meta analysisBeralIn March 2004, Dr. Beral et al. published a study in… …   Wikipedia

  • Abortion — In medicine, an abortion is the premature exit of the products of conception (the fetus, fetal membranes, and placenta) from the uterus. It is the loss of a pregnancy and does not refer to why that pregnancy was lost. A spontaneous abortion is… …   Medical dictionary

  • abortion — /euh bawr sheuhn/, n. 1. Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy. 2. any of various surgical methods for terminating a pregnancy, esp. during the first six months. 3. Also… …   Universalium

  • Abortion, spontaneous — A miscarriage, that is, any pregnancy that is not viable (the fetus cannot survive) or in which the fetus is born before the 20th week of pregnancy. Spontaneous abortion occurs in at least 15 20% of all recognized pregnancies and usually takes… …   Medical dictionary


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