“Apathy in Multiple Sclerosis Linked to Disability, Mood Disorders, and Brain Damage”

https://pubmed.ncbi.nlm.nih.gov/38095151

In people with multiple sclerosis, apathy is associated with higher disability, depression, anxiety, and fatigue, and is microstructurally linked to damage in frontal cortex, caudate, and fronto-striatal white matter bundles.