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Also known as spontaneous abortion, abortion

Miscarriage, also known in medical terms as a spontaneous abortion, is an end to pregnancy resulting in the loss and expulsion of an embryo or fetus from the womb before it can survive independently. Miscarriage before six weeks of gestation is defined as biochemical loss by ESHRE. Once ultrasound or histological evidence shows that a pregnancy has existed, the term used is clinical miscarriage, which can be "early" (before 12 weeks) or "late" (between 12 and 21 weeks). Spontaneous fetal termination after 20 weeks of gestation is known as a stillbirth. The term miscarriage is sometimes used to

OverviewAI-generated

Miscarriage is a medical condition classified under the ICPC 2 code W82 and the NCI Thesaurus identifier C34336. It is also associated with the DOID 722 and HP_0005268 identifiers. A related condition, genital tract and pelvic infection following incomplete spontaneous abortion, is listed in the ICD-10 classification.

The subject has a significant presence in medical literature, with 60,616 entries found in PubMed and 323 entries in ClinicalTrials.gov. Additionally, the topic is referenced by 1,888 other encyclopedia articles.

Synthesized by Vinony from 10 facts across 5 sources: Wikidata, PubMed, ClinicalTrials.gov, Medline, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Key facts

Medical condition (new).name: Spontaneous abortion
Medical condition (new).synonyms: miscarriage, early pregnancy loss
Medical condition (new).image: Anembryonic gestation.jpg
Medical condition (new).caption: An ultrasound showing a gestational sac containing a yolk sac but no embryo
Medical condition (new).field: Obstetrics and Gynaecology, Neonatology, Pediatrics
Medical condition (new).symptoms: Vaginal bleeding with or without pain
Medical condition (new).complications: Infection, bleeding, sadness, anxiety, guilt
Medical condition (new).onset: Before 20 weeks of pregnancy
Medical condition (new).causes: Chromosomal abnormalities, uterine abnormalities
Medical condition (new).risks: Being an older parent, previous miscarriage, exposure to tobacco smoke, obesity, diabetes, autoimmune diseases, drug or alcohol use
Medical condition (new).diagnosis: Physical examination, human chorionic gonadotropin, ultrasound
Medical condition (new).differential: Ectopic pregnancy, implantation bleeding.
Medical condition (new).prevention: Prenatal care
Medical condition (new).treatment: Expectant management, vacuum aspiration, emotional support
Medical condition (new).frequency: 10–50% of pregnancies