Late onset headaches consistent with migraine. Nevertheless, a mass or vascular lesion should be excluded. MRI: There is no evidence of intracranial hemorrhage, mass, or acute infarct. The brain parenchyma and pituitary gland appear unremarkable. There is no abnormal intracranial enhancement. The ventricles and basal cisterns are normal in size and configuration. There is no midline shift or herniation. The major cerebral flow voids are intact. The orbits, skull, and scalp soft tissues are grossly unremarkable. The right maxillary sinus appears atelectatic and contains inflammatory changes. MRA: There is no evidence of significant steno-occlusive lesions or aneurysms.
1. No evidence of acute intracranial hemorrhage or mass.2. No evidence of significant steno-occlusive lesions or aneurysms.3. The right maxillary sinus appears atelectatic and contains inflammatory changes. 