Secondary malignant neoplasm of brain and spinal cord(198.3)Other malignant neoplasm without specification of site The CSF spaces are appropriate for the patient's stated age with no midline shift. The patient is status post right occipital craniotomy.A 3-mm enhancing nodule is present at the right occipital lobe along the cuneus. This is also identified on the prior exam and does not appear to have changed substantially.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.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.
1. Stable small right occipital lobe lesion. Differential considerations include post operative change and metastatic focus. Between the two postoperative change is favored based on stability.