Ependymal Enhancement Bronwyn E. Hamilton, MD DIFFERENTIAL DIAGNOSIS Common Normal Variant Developmental Venous Anomaly Multiple Sclerosis Less Common Ventriculitis Opportunistic Infection, AIDS Neoplasm with CSF Seeding Lymphoma, Primary CNS Tuberculosis…
Cistern, Subarachnoid Space Normal Variants Karen L. Salzman, MD DIFFERENTIAL DIAGNOSIS Common Cavum Septi Pellucidi (CSP) Mega Cisterna Magna MR Artifacts, Flow-Related Enlarged Subarachnoid Spaces Less Common Cavum Velum Interpositum…
Large Ventricles Bronwyn E. Hamilton, MD DIFFERENTIAL DIAGNOSIS Common Aging Brain, Normal Encephalomalacia, General Obstructive Hydrocephalus Meningitis Subarachnoid Hemorrhage, NOS Intraventricular Hemorrhage Cerebral Atrophy, NOS Chronic Hypertensive Encephalopathy Multiple Sclerosis…
Small Ventricles Bronwyn E. Hamilton, MD DIFFERENTIAL DIAGNOSIS Common Normal Variant (Young Brain) CSF Shunts and Complications Cerebral Edema, Traumatic Herniation Syndromes, Intracranial Less Common Encephalitis (Miscellaneous) Intracranial Hypotension Intracranial…
“Bubbly-Appearing” Intraventricular Mass Bronwyn E. Hamilton, MD DIFFERENTIAL DIAGNOSIS Common Choroid Plexus Cysts Less Common Neurocysticercosis Central Neurocytoma Ependymoma Subependymoma Epidermoid Cyst Cavernous Malformation Ependymal Cyst Rare but Important Choroid…
Cerebral Aqueduct/Periaqueductal Lesion Karen L. Salzman, MD DIFFERENTIAL DIAGNOSIS Common Aqueductal Stenosis Tectal Glioma Less Common Diffuse Axonal Injury (DAI) Neurocysticercosis Multiple Sclerosis Enlarged Perivascular Spaces Diffuse Astrocytoma, Low Grade…
Ependymal/Subependymal Lesions Bronwyn E. Hamilton, MD DIFFERENTIAL DIAGNOSIS Common Normal Variant (Mimic) Tuberous Sclerosis Complex Subependymal Giant Cell Astrocytoma Focal Cortical Dysplasia Heterotopic Gray Matter Developmental Venous Anomaly Multiple Sclerosis…
Third Ventricle Mass, General Karen L. Salzman, MD DIFFERENTIAL DIAGNOSIS Common MR Artifacts, Flow-Related Massa Intermedia, Normal Colloid Cyst Less Common Germinoma Neurocysticercosis Neurosarcoid Prominent Massa Intermedia, Chiari 2 Vertebrobasilar…
Third Ventricle Mass, Body/Posterior Gregory L. Katzman, MD, MBA DIFFERENTIAL DIAGNOSIS Common Pulsatile CSF Dilated Suprapineal Recess Neurocysticercosis Less Common Germinoma Prominent Massa Intermedia, Chiari 2 Choroidal Metastases Choroid Plexus…
Fourth Ventricle Mass Karen L. Salzman, MD DIFFERENTIAL DIAGNOSIS Common Medulloblastoma (PNET-MB) Ependymoma Pilocytic Astrocytoma Brainstem Glioma, Pediatric Less Common Subependymoma Choroid Plexus Papilloma Neurocysticercosis Epidermoid Cyst Hemangioblastoma Metastasis, Intraventricular…
