Also called a cerebral sinus fluid (CSF), VP, or cerebral shunt
Highest incidence of postoperative<unk>  of any neurosurgical procedure
Majority in the first 2 years (40% in the first year)
May drain into peritoneal cavity or less commonly the right atrium, pleural cavity, ureter, gallbladder
Majority in the first 2 years (40% in the first year)
Ventriculoperitoneal shunt complications
Ventriculoperitoneal shunt obstruction
Ventriculoperitoneal shunt mechanical failure
Ventriculoperitoneal shunt overdrainage 
Ventriculoperitoneal shunt infection
Ventriculoperitoneal shunt overdrainage
Separate, noncommunicating CSF accumulations may develop within a ventricle
Brain herniation syndromes