22nd May 2024

Clinical features

Both bacterial and viral CNS infections can present similarly. Bacterial meningitis leads to a triad of headaches, fever and nuchal rigidity. Confusion, lethargy, nausea and vomiting may also be present. Viral meningitis often has a flu-like prodrome. Features of meningoencephalitis, such as altered consciousness and focal neurological deficits, may also be present.