Infant Journal
for neonatal and paediatric healthcare professionals

Full text available by subscription ...
arachnoid cyst; antenatal diagnosis; congenital; hydrocephalus; case report
Key points
  1. Rapid enlargement of antenatally diagnosed arachnoid cysts can occur in the perinatal period.
  2. Appropriate postnatal management usually leads to a good outcome (in the absence of other intracranial anomalies and a normal karyotype).
  3. Treatment, if necessary, involves draining the fluid through surgery or shunting.