Neural Correlates of Social Cognition in Multiple Sclerosis: fMRI Study

In an observational study involving 59 participants (27 with multiple sclerosis (pwMS) and 32 healthy controls), researchers used an fMRI-adapted version of the Edinburgh Social Cognition Test (ESCoT). They found no significant differences in fMRI task performance between groups, but identified a network of brain activation associated with social cognition. Notably, within the pwMS group, there was a significant association between neural activation and behavioral social cognition performance.

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Source: Read original source (PMID 42871071)

This plain-English summary was written by AI from a published abstract and may contain errors. It is not medical advice. Read the original study and talk to your MS team before making decisions about treatment.

Human efficacy: Not yet assessed
Mechanism: Not yet assessed
Evidence strength: Not yet assessed
Outcome: Not yet assessed

Why it matters

These findings highlight areas of the brain involved in social cognition in individuals with multiple sclerosis, suggesting that neural activation patterns may correspond to social cognitive abilities. This could provide insights into how MS affects social cognition and the potential for identifying compensatory mechanisms in pwMS.

What this does not prove

The study was observational and does not establish causation. The small sample size (27 pwMS and 32 controls) limits the generalizability of the results, and further research is needed to draw firm conclusions.

Next milestone

No next milestone was established from the available source.

Study facts

Study design: Not reported
Participants / samples: Not reported
Randomised: Not reported
Controlled: Not reported
Primary endpoint met: No
Relevant MS type: Not reported
Publication date: 2026-09-29
Evidence reviewed: Abstract only
Regulatory approval: Not reported
Research areas: Not classified

Original sources

Primary evidenceLeft dorsomedial prefrontal cortex hyperactivation reflects early compensation for emerging social cognition difficulties in multiple sclerosis. ↗DOI: 10.3389/fpsyg.2026.1905506

Supporting passages (7)

subjectsMETHODS: In total, 59 subjects (27 pwMS, mean EDSS = 3.74, and 32 healthy controls) were enrolled in this study and underwent a comprehensive neuropsychological assessment, including SC tests, and the fMRI-adapted version of the ESCoT.

sample size basisMETHODS: In total, 59 subjects (27 pwMS, mean EDSS = 3.74, and 32 healthy controls) were enrolled in this study and underwent a comprehensive neuropsychological assessment, including SC tests, and the fMRI-adapted version of the ESCoT.

primary endpoint metNo significant between-group differences were observed during the fMRI task performance.

interventionIn this study, we addressed this gap by investigating the clinical application of an fMRI-adapted version of the Edinburgh Social Cognition Test (ESCoT) to explore the neural correlates of SC functioning in pwMS.

findingsAcross groups, the paradigm elicited activation within a network involving the bilateral middle temporal poles, left dorsomedial prefrontal cortex, and precuneus, regions consistently implicated in social-cognitive processing.

publication datePublication date: 2026-09-29

limitationsTitle: Left dorsomedial prefrontal cortex hyperactivation reflects early compensation for emerging social cognition difficulties in multiple sclerosis.

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