Utility of squash smear cytology in intraoperative diagnosis of central nervous system tumors.

Background: Central nervous system (CNS) squash cytology (CSC) has established itself as a technically simple, rapid, inexpensive, fairly accurate, and dependable intraoperative diagnostic tool. It helps neurosurgeons immensely when management is dependent on it.

Aims: This study aimed at finding out the utility of CSC as an intraoperative diagnostic tool from a neurosurgeon's perspective.