Obsessive-compulsive disorders. Preoperative planning for laser ablation. There is no evidence of intracranial hemorrhage or mass. 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. There is a subcentimeter left maxillary sinus retention cyst. There are retained nasopharyngeal secretions.
Unremarkable preoperative planning MRI.