Which infectious processes can cause mood and behavior changes?

Updated: Aug 06, 2020
  • Author: Jerry L Halverson, MD; Chief Editor: David Bienenfeld, MD  more...
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Infectious processes that can cause mood and behavior changes include Lyme disease, mononucleosis, human immunodeficiency virus (HIV) encephalopathy, and syphilis. Inflammatory conditions such as systemic lupus erythematosus (SLE) can produce a wide range of neuropsychiatric signs and symptoms. The likely mechanism in these cases is alterations in the blood-brain barrier and an autoimmune cerebritis

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