Fetal death in utero
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Fetal death is the term used when the death of a fetus occurs after the 20th week of pregnancy, prior to this, it is considered a miscarriage.
Epidemiology
1% of normal, uncomplicated pregnancies end in fetal death.
In 13.7 % of the deaths, no cause is identified.
Causes
Maternal
- gestational hypertension
- blood group incompatibility
- metabolic disorders
- intrauterine infections
Fetal
- major anomalies
- umbilical cord complications ( looping, knotting, twisting)
Placental
Ultrasound features
- absent fetal heart beat
- absent fetal movements
- occasional findings
- overlapping of skull bones (Spalding sign)
- gross distortion of fetal anatomy (maceration)
- soft tissue oedema: skin >5 mm
- uncommon findings
- thrombus in fetal heart
- gas shadow in fetal heart (Robert's sign)
See also
-<li>gross distortion of fetal anatomy (<a title="Fetal maceration" href="/articles/fetal-maceration">maceration</a>)</li>- +<li>gross distortion of fetal anatomy (<a href="/articles/fetal-maceration">maceration</a>)</li>
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Image 3 Ultrasound ( update )
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