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Translational Brain Mapping at the University of Rochester Medical Center: Preserving the Mind Through Personalized Brain Mapping

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Published on: August 12, 2019

Patient-reported cognitive function before and after glioma surgery.

Stine Schei^1,2, Ole Solheim^3,4, Øyvind Salvesen⁵

¹Department of Public Health and Nursing, Norwegian University of Science and Technology, Trondheim, Norway. stine.schei@ntnu.no.

Acta Neurochirurgica

|June 6, 2022

Summary

Glioma surgery can impact patient cognition. High-grade glioma patients often report improved cognitive function post-surgery, while low-grade glioma patients show stable function. Corticosteroid use and tumor size predict improvement.

Keywords:

Brain neoplasms Cognition Glioma Neurosurgery Patient-reported outcome measures

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Area of Science:

Neuro-oncology
Cognitive science
Surgical outcomes

Background:

Glioma surgery's effect on patient-reported cognitive function is not well understood.
Assessing subjective cognitive changes after glioma resection is crucial for patient care.

Purpose of the Study:

To evaluate patient-reported cognitive function before and after glioma surgery.
To identify factors associated with cognitive changes in glioma patients post-surgery.

Main Methods:

Prospective study of 182 diffuse glioma patients (141 high-grade gliomas [HGG], 41 low-grade gliomas [LGG]).
European Organisation for Research and Treatment of Cancer (EORTC) QLQ-C30 cognitive function subscale used preoperatively and at 1 and 6 months postoperatively.
Binomial logistic regression analyzed factors associated with cognitive changes.

Main Results:

HGG patients showed improved mean cognitive scores post-surgery (p < 0.001).
LGG patients' cognitive scores remained stable post-surgery.
Preoperative corticosteroid use and larger tumor volume predicted 1-month cognitive improvement.

Conclusions:

Glioma surgery leads to subjective cognitive changes, with HGG patients reporting improvement and LGG patients reporting stability at a group level.
Individual cognitive experiences varied significantly post-surgery.
Preoperative factors like corticosteroid use and tumor volume are linked to cognitive improvement.