Shunt tap (only done by neurosurgeon unless critically high ICP and no surgeon available)
LP often misses CSF shunt<unk> s and has no role when shunt<unk>  is suspected
Imaging
Useful to exclude mechanical shunt malfunction (often coexists with<unk> 
LP often misses CSF shunt<unk> s and has no role when shunt<unk>  is suspected
Useful to exclude mechanical shunt malfunction (often coexists with<unk>
Ventriculoperitoneal shunt infection
Ventriculoperitoneal shunt obstruction
Ventriculoperitoneal shunt complications
Ventriculoperitoneal shunt overdrainage 
Ventriculoperitoneal shunt overdrainage
Ventriculoperitoneal shunt mechanical failure
Brain herniation syndromes
Neoplastic meningitis