Fever and headache are the cardinal features; confusion is a late feature and coma bears a poor prognosis. Meningism is absent in a fifth of patients with TB meningitis. Patients may also have focal neurological deficits.
Tuberculous meningitis
Fungal meningitis
Drug-induced aseptic meningitis
Aseptic meningitis
Herpesviral meningitis
Viral meningitis
Granulomatous meningoencephalitis
Herpesviral encephalitis