Yes, autoimmune reactions may be triggered by infections.
Such as the following:
- Systemic Lupus Erythematosus – CMV, EBV, T. gondii
- Antiphospholipid Syndrome – EBV, C. tetani, CMV
- Type 1 diabetes – CMV, Saccharomyces cerevisiae
- Rheumatoid arthritis – E.coli, K. pneumoniae, P. mirabilis, EBV, endogenous retrovirus
- Multiple Sclerosis – EBV, Actinobacter sp., P. aeruginosa
- Sjogren’s syndrome – coxsackie virus, EBV