Congenital multilocular arachnoid cyst of the interhemispheric fissure

Abstract

The prenatal ultrasound diagnosis of large multilocular interhemispheric arachnoid cyst at 34 weeks of gestation is presented. No other anomalies were noticed. Patient was scheduled for the cesarean section. An infant was undergone the surgery with fenestration of the cyst three months later. In this case, arachnoid cyst had an excellent outcome and was not associated with neurological or cognitive impairment.