Fetal death in utero
Fetal death
in utero • Spalding sign - Ganzer Fall bei Radiopaedia
Fetal death
in utero • Fetal death in utero - Ganzer Fall bei Radiopaedia
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.
Epidemiology
1% of normal, uncomplicated pregnancies end in fetal death. In ~15% of FDIU, no cause is identified.
Pathology
Etiology
Maternal
- gestational hypertension
- blood group incompatibility
- metabolic disorders
- intrauterine infections
Fetal
- major anomalies
- umbilical cord complications (looping, knotting, twisting, straight cord)
Placental
Radiographic features
Ultrasound
- absent fetal heart beat
- absent fetal movements
- occasional findings
- overlapping of skull bones (Spalding sign)
- gross distortion of fetal anatomy (maceration)
- soft tissue edema: skin >5 mm
- echogenic amniotic fluid fetal demise fragments)
- uncommon findings
- thrombus in fetal heart
- gas shadow in fetal heart (Robert sign)
Siehe auch:
- Abortus completus
- embryonal demise
- verhaltener Abort
- Abortus incompletus
- drohende Fehlgeburt
- habitual miscarriage
- unvermeidliche Fehlgeburt
und weiter:
- obstetric curriculum
- double decidual sac sign
- Placenta membranacea
- Triploidie
- failed early pregnancy : ASUM, RCOG and ACR criteria
- Abortivei
- per vaginal bleeding in the exam
- hydropic degeneration of the placenta
- differential diagnosis for bleeding in pregnancy
- partial hydatidiform mole
- amniocentesis
- AIDS embryopathy
- chorionic villus sampling
- intra-uterine blood clot
- fetal death
- fetal heart beat
- spalding sign