 There is redemonstration in the trigone of the left lateral ventricle a cyst that measures 17 x 27 mm, not significantly changed since the previous study. The cyst is displacing the choroid plexus medially and follows spinal fluid signal on all pulse sequences.The brain parenchyma demonstrates no T2/FLAIR abnormalities. There are no diffusion or susceptibility abnormalities. Ventricular size is normal with no midline shift. There is no abnormal enhancement.Vascular flow voids are normal.There are mucous retention cysts in both maxillary sinuses, right more than the left.
Left lateral intraventricular cyst, unchanged in size since the previous study.