Scattered T2 hyperintensities in midbrain. a. Sagittal b. Coronal reconstruction
Thickening in the distal course of the left C3 branch.
In cerebrospinal fluid, glucose 54 mg/dL, protein 284 mg/dL, no red blood cells, no white blood cells. Gram staining negative, and absent oligoclonal bands.
Meningitis panel, including: Escherichia coli K1, Haemophilus influenzae, Listeria monocytogenes, Neisseria meningitidis, Streptococcus agalactiae, Streptococcus pneumoniae, Cytomegalovirus, Enterovirus, Herpes simplex: virus 1 (HSV-1), Herpes simplex virus 2 (HSV-1), Herpes simplex virus 2 (HSV-1) Human herpes 6 (HHV-6), Human Parechovirus, Varicella Zoster Virus, Cryptococcus neoformans / gattii, negative
The serologic evaluation for immunological markers of disease, including ANA, AntiDNA, AntiANCA PR3, AntiANCA MPO, C3, C4, AntiRO, AntiLA, B2 glycoprotein, AntiTPO, antithyroglobulin was normal.
Rheumatoid factor was borderline
Patient tested negative for endocrinological and tumoral markers of disease.
Markers for neurotropic viruses and Toxoplasma were negative.