Reason: mass or old infarct? History: new headache with left-sided numbness. There is no evidence of intracranial hemorrhage, mass, or acute infarct. Increased DWI signal in the anterior medial frontal lobes likely represents artifact. 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. Right maxillary mucous retention cyst/polyp.
No acute infarct or other findings to explain patient's symptoms.