Hydrocephalus and Posterior Circulation Aneurysms: Predisposing Factors and Prognostic Value in Operative Management

Hydrocephalus is an often-encountered entity in intracranial aneurysms, compounding the decision-making and surgical options. There were over 500 cases and among them 409 had data available on hydrocephalus coexisting with aneurysms. Hydrocephalus was observed in 89 patients (21.7%). In the presence of hydrocephalus, 56% were present in poor clinical status while only 18.6% had similar grade when hydrocephalus was not seen (chi-square 44.8; P