The Value of Programmable Shunt Valves for the Management of Subdural Collections in Patients with Hydrocephalus

Table 1

Initial diagnosis that prompted shunt placement.

Diagnosis	Number of patients
Aqueductal stenosis	17 (13.4%)
Tumor	11 (8.6%)
Meningitis	7 (5.5%)
Trauma	15 (11.8%)
Intraventricular hemorrhage	8 (6.3%)
Subarachnoid hemorrhage	5 (4%)
Intracerebral hemorrhage	7 (5.5%)
Normal pressure hydrocephalus	57 (44.9%)