Diagnosis

Based on clinical symptoms and radiology.(https://www.daowen.com)

Necessary examinations：Exclude hypoglycemia（can present with focal neurological signs），listen for cardiac murmurs，carotid bruits，signs of SBE，CXR，cardiac USS，ECG，FBC，VDRL，HIV test，urea/creatinine/electrolytes，blood-glucose，lipid profile in HIV+ve patients consider serum Toxo IgG+LP.