Fetal brain tumours

Fetal brain tumours are uncommon and tends to have very different pathological spectrum than that observed in adults; in order of decreasing frequency:

Many present late in pregnancy (i.e in the 3rd trimester 1).

Ultrasound has only a limited role in diagnosing the specific histological sub-type but has overall high detection rate 6. Generally speaking, many fetal intracranial tumours have the following sonograhpic features:

Additional features include:

  • high-output cardiac failure (hydrops fetalis)
  • abnormal cerebral Doppler flow velocimetry

While prognosis for individual lesion can somewhat vary, intracranial tumours in general carry a poor prognosis in fetal population.

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Article information

rID: 15531
Section: Gamuts
Tag: cases
Synonyms or Alternate Spellings:
  • Intracranial fetal tumours
  • Fetal intracranial tumors
  • Fetal brain tumors

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