normal pressure hydrocephalus Flashcards
1
Q
What causes Normal Pressure hydrocephalus?
A
secondary to reduced CSF absorption at the arachnoid villi
2
Q
What can cause reduced CSF absorption
A
- head injury
- subarachnoid haemorrhage
- meningitis
3
Q
Classic triad seen in normal pressure hydrocephalus
A
- urinary incontinence
- dementia
- gait abnormality
4
Q
Signs of normal pressure hydrocephalus on imaging
A
hydrocephalus with ventriculomegaly in the absence of sulcal enlargement
5
Q
Management of normal pressure hydrocephalus
A
ventriculoperitoneal shunting
if suitable
6
Q
Complications of VP shunt insertion
A
- seizures
- infection
- intracerebral haemorrhages
7
Q
A
