What are the main infectious causes of dementia?
- Chronic meningitis of fungal (cryptococcus, histoplasma),
- parasitic (neurocysticercosis, toxoplasma),
- bacterial (tuberculosis, syphilis, Lyme disease),
- viral (human immunodeficiency virus [HIV],
- subacute sclerosing panencephalitis,
- progressive multifocal encephalopathy,
- as well as post herpes encephalitis), and
- prion
