 The ventricles and sulci are normal in size. The cerebellar tonsils are in normal position. There are no masses, mass effect or midline shift. The pituitary gland is normal in size. There is no evidence for intracranial hemorrhage or acute cerebral, brainstem or cerebellar infarction. No diffusion-weighted abnormalities are identified. There are no extraaxial fluid collections or subdural hematomas. Flow voids are present within the major vessels indicating patency. Mucosal thickening is present within bilateral mastoid, sphenoid, and ethmoid sinuses. There are no superimposed air fluid levels. Mastoid air cells are clear. There is no abnormal enhancement within the brain.
Mucosal thickening is present within bilateral mastoid, sphenoid, and ethmoid sinuses. There are no superimposed air fluid levels. Otherwise negative MRI of the brain including gadolinium enhancement.