Mixed pathology lung cancer. There is no evidence of intracranial hemorrhage, mass, or acute infarct. There is mild scattered bilateral cerebral hemisphere white matter T2 hyperintensity, which may represent chronic small vessel ischemic disease, for example. There is no abnormal intracranial enhancement. The ventricles and basal cisterns are normal in size and configuration. There is a mega cisterna magna, which is an anatomic variant. There is no midline shift or herniation. The major cerebral flow voids are intact. The skull, mastoid air cells, and scalp soft tissues are grossly unremarkable. There are bubbly secretions in the left maxillary and ethmoid sinuses. There is a small right maxillary sinus retention cyst. There is a right lens implant.
1. No evidence of intracranial metastases. 2. Bubbly secretions in the left maxillary and ethmoid sinuses may represent acute sinusitis.