Headache. Evaluate for mass, Chiari. There is no evidence of acute intracranial hemorrhage, mass, mass effect, or acute infarct. The cerebellar tonsils are normal in position without evidence of Chiari malformation. The brain parenchyma appears unremarkable. The sulcation and myelination pattern are within normal limits. The ventricles and basal cisterns are normal in size and configuration. There is no midline shift or herniation. The skull and extracranial soft tissues are unremarkable. There is moderate left greater than right mucosal thickening of the bilateral maxillary sinuses.
1. Unremarkable brain MRI for age. No evidence of intracranial mass, mass effect, or Chiari malformation, as questioned.2. Moderate left greater than right mucosal thickening of the bilateral maxillary sinuses.