Chronic daily headache. There is a fat signal intensity lesion in the right lateral ventricular choroid plexus glomus, which measures up to 5 mm. The lateral ventricles are slightly asymmetric, left larger than right, but there is no evidence of ventriculomegaly. There is no evidence of intracranial hemorrhage or acute infarct. The brain parenchyma and pituitary gland appear unremarkable. There is no midline shift or herniation. The major cerebral flow voids are intact. The orbits, skull, paranasal sinuses, and scalp soft tissues are grossly unremarkable.
1. Subcentimeter right lateral ventricular lipoma. 2. The lateral ventricles are slightly asymmetric, which often represents a developmental variant.