Chronic central nervous system involvement in Lyme borreliosis

Neurology
June 1988
https://pubmed.ncbi.nlm.nih.gov/3368066/

We describe four patients with marked chronic meningoencephalomyelitis caused by tick-transmitted Borrelia burgdorferi infection. Imaging techniques showed either MS-like lesions or evidence of vascular involvement, as in other spirochetal infections, especially in meningovascular syphilis.

Geo-Statistical Analysis of Possible Spirochetal Involvement in Multiple Sclerosis

Cytomegalovirus infection exacerbates autoimmune mediated neuroinflammation

Sci Rep
6 April 2017
https://pubmed.ncbi.nlm.nih.gov/28386103/

Chronic Bacterial and Viral Infections in Neurodegenerative and Neurobehavioral Diseases

Lab Med
May 2008
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7107574/