Brain MRI showing a cerebral gumma in an HIV-infected patient with recent secondary syphilis. (A) Coronal contrast-enhanced T1-weighted MRI shows focal meningeal enhancement in the left frontal lobe with surrounding edema. (B) Axial FLAIR MRI shows significant edema in the left posterior frontal lobe.
MRI: magnetic resonance imaging; HIV: human immunodeficiency virus; FLAIR: fluid-attenuated inversion recovery.
