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Related Experiment Video

Updated: Jun 15, 2025

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

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

Published on: August 12, 2019

Cognitive Control Network and Language Reorganization in Patients with Brain Tumors.

Luca Pasquini^1,2, Antonio Napolitano³, Leonardo Spitoni³

¹From the Neuroradiology Service (L.P.), Radiology Department, Yale New Haven Hospital, Yale Medical School, New Haven, Connecticut lucapasquini3@gmail.com.

AJNR. American Journal of Neuroradiology

|December 27, 2024

Summary

Brain tumors can alter cognitive control networks (CCN), aiding language reorganization. Modified CCN in patients with brain tumors is linked to better speech outcomes after surgery, indicating a compensatory role.

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Area of Science:

Neuroscience
Cognitive Neurology
Neuroimaging

Background:

The interplay between language networks and cognitive control networks (CCN) in brain tumor patients is not well understood.
Brain tumors can induce significant changes in brain function, affecting cognitive processes like language.

Purpose of the Study:

To investigate how brain tumors modify the CCN.
To determine the CCN's role in language reorganization and compensation for speech deficits.

Main Methods:

Utilized resting-state and task-based fMRI in 142 patients with left-hemispheric tumors and 184 healthy controls.
Analyzed cognitive control network (CCN) using independent component analysis.
Assessed language laterality and speech deficits post-surgery.

Main Results:

Significant lateralization effects on the CCN were observed in patients with brain tumors (P = .004).
CCN modifications correlated with reduced speech deficits one week after surgery (P = .005).

Conclusions:

Brain tumor-induced modifications of the CCN are associated with language reorganization.
Enhanced cognitive control appears to compensate for speech impairments following tumor surgery.