Suboccipital approach for fourth ventricle choroid plexus papilloma: 3-dimensional operative video.

ABSTRACT:

Background

Choroid plexus papilloma (CPP) is a rare tumor of the central nervous system. The most common CPP surgery complication is intraoperative bleeding, mainly in cases of posterior inferior cerebellar artery (PICA) branch encasement. In these cases, early identification of the PICA and tumor feeding vessels is necessary, with their proximal control, and progressive coagulation of the choroid plexus, aiming to reduce the blood supply to the tumor. This video explains step-by-step the surgical technique CPP with intraoperative PICA breach bleeding.

Case description

We present a 48-year-old female with a year of progressive occipital headache and 2 weeks of ataxia and dizziness. In neurological examination, she presented with gait ataxia. The imaging investigation with ma

SUBMITTER: Caramanti RL 

PROVIDER: S-EPMC12482749 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature