This is accomplished by implanting a shunt to drain CSF from either the intracranial ventricular system or the lumbar subarachnoid space to a distal site, such as the peritoneal or pleural cavity ...

Thunderclap headache, followed by nausea and vomiting, is the typical feature of subarachnoid hemorrhage ... patients require a ventriculoperitoneal shunt. Multimodal monitoring may help to ...