High protein in CSF with headaches rated at 10/10. There is no evidence of intracranial hemorrhage, mass, or acute infarct. The brain parenchyma and pituitary gland appear unremarkable. The ventricles and basal cisterns are unremarkable, aside from asymmetry of the occipital horns of the lateral ventricle, which can be a normal variant. There is no midline shift or herniation. The major cerebral flow voids are intact. The orbits are grossly unremarkable. There are probable secretions in the left petrous apex. There are secretions in the right frontal sinus.
1. No evidence of demyelinating lesions, mass, or acute infarct.2. Probable secretions in the left petrous apex. Assessment for petrous apicitis is otherwise limited without contrast.