ventriculoperitoneostomy

ven·tric·u·lo·per·i·to·ne·al shunt

(ven-trik'yū-lō-per'i-tō-nē'ăl shŭnt) Surgical procedure for hydrocephalus; a drain implanted into the lateral cerebral ventricle passes excess cerebrospinal fluid to the peritoneal cavity.
Synonym(s): ventriculoperitoneostomy.