61 years Male (DOB:1/27/1955)Reason: brain lesion: preop planning for craniotomy and resection History: headachesPROVIDER/ATTENDING NAME: BAKHTIAR YAMINI BAKHTIAR YAMINI There is a 30 x 40 mm axial dimension mass centered in the left trigone of the lateral ventricle. It is predominantly low signal on T2-weighted imaging. It enhances following gadolinium administration. It is well-circumscribed. It is not changed substantially since the 2/23/2016 exam.The visualized portions of the paranasal sinuses are clear. The visualized portions of the mastoid air cells are clear. The visualized portions of the orbits are intact. Incidental note is made of partial empty sella.Normal vascular flow voids are present in the distal carotid and vertebral arteries, the basilar artery and the proximal anterior, middle and posterior cerebral arteries as well as the internal cerebral veins and superior sagittal sinus.
There is a mass in the trigone of the left lateral ventricle. One possibility is that this represents a meningioma. Examination was performed for the purpose of stereotactic guidance.