case_images: PMC9479566_01
case_images: Magnetic resonance imaging brain demonstrating a large, 56 x 40 mm isolated lesion and presence of midline shift.
case_images: SNI-13-354-g001.jpg
case_images: PMC9479566_01_SNI-13-354-g001.jpg
case_images: F1
case_images: MRI demonstrated a 4.4 x 2.4 x 4.5 cm right basal ganglia lesion with extension into midbrain, peripheral enhancement with extensive surrounding edema, and 7 mm midline shift [Figure 1].
case_images: High-magnification image showing a brain biopsy with histiocyte-rich inflammatory infiltrate involving partially necrotic brain parenchyma.
case_images: SNI-13-354-g002.jpg
case_images: PMC9479566_01_SNI-13-354-g002.jpg
case_images: F2
case_images: Pathology was consistent with a histiocyte predominant neuroinflammatory process [Figure 2].
case_images: This toxoplasmosis immunostain demonstrates granular nuclear staining consistent with toxoplasma tachyzoite forms without tissue cysts.
case_images: SNI-13-354-g003.jpg
case_images: PMC9479566_01_SNI-13-354-g003.jpg
case_images: F3
case_images: Polymerase chain reaction analysis of the mass was positive for toxoplasmosis gondii [Figure 3].