Atypical meningioma (WHO grade II) with brain invasion
Spinal cord infarct
Cervical trauma - unilateral perched facet joint
Medial medullary syndrome
Pituitary microadenoma
Cerebral venous thrombosis - CT only
Neurofibromatosis type 1 - with focal areas of signal intensity
Traumatic lesion on the corpus callosum
Glioblastoma NOS (bevacizumab pseudoresponse)
Glioblastoma NOS
Pituitary macroadenoma
Diffuse astrocytoma NOS ("protoplasmic")
Hypertrophic olivary degeneration
Medial temporal lobe atrophy
Perivascular space
Ventricular CSF pulsation artifact
Midbrain enlarged perivascular spaces
Leptomeningeal carcinomatosis
Subarachnoid hemorrhage due to aneurysm rupture
Mesial temporal sclerosis
Basilar tip aneurysm
Recurrent high-grade glioma
Subarachnoid hemorrhage due to aneurysm rupture
Brain metastases (lung squamous cell carcinoma)
Petroclival meningioma
Internal carotid artery atherosclerosis
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