S/p ventriculoscopy. Possible HCP. Examination demonstrates post operative changes of ventriculoscopy, including right frontal burr hole and air in the right frontal region and left frontal horn. A right frontal linear low density is present along the previous catheter tract. A cyst with peripheral calcification is present in the region of the pineal gland, which is unchanged in size from prior brain MRI. There is no intracranial hemorrhage, mass, midline shift or abnormal extra-axial fluid collection. The ventricles are normal in size and are symmetric. The visualized paranasal sinuses and mastoid air cells are normally pneumatized.
1. Expected postoperative change of ventriculoscopy. No evidence of a hydrocephalus or hemorrhage.2. Pineal cyst.