Fetal death in utero

Fetal death in utero (FDIU), also known as intrauterine death (IUD), 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.

1% of normal, uncomplicated pregnancies end in fetal death. In ~15% of FDIU, no cause is identified.

Ultrasound - obstetric

Article information

rID: 4877
System: Obstetrics
Section: Gamuts
Synonyms or Alternate Spellings:
  • Intrauterine deaths (IUDs)
  • Intrauterine death (IUD)
  • Fetal demise
  • Demise of fetus
  • Intrauterine fetal demise
  • IUFD
  • fetal death in utero
  • Intrauterine fetal death (IUFD)

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Cases and figures

  • Case 1: with Spalding sign
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  • Case 2: with Robert sign
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