Recurrent cerebellar metastasis
Intracranial metastasis with mass-effect and renal osteodystrophy
Coup-contrecoup injury pattern in acute head trauma
Traumatic intracystic hemorrhage of arachnoid cyst
Effect of low hematocrit on dural venous sinus density on noncontrast CT brain
CT-negative cerebellar stroke - subtle
Lumbar discal cyst
Subacute pontine infarct
Negative trauma CT brain (pediatric)
Bilateral MCA territory stroke complicated by vertebral artery occlusion and pulmonary embolism
Traumatic subarachnoid hemorrhage
Anterior cerebral artery fenestration
Traumatic intracranial hemorrhage with incidental carotid dolichoectasia mimicking sellar mass
Dural venous sinus cyst
Malignant posterior circulation territory ischemic stroke
Pineal gland cyst - subtle
Acute lacunar cerebral infarcts
Calcified pineal cyst causing aqueductal stenosis
Old watershed infarct and incidental silent sinus syndrome
Cerebral melanoma metastasis, meningiomas, and capillary teleangiectasia
Tolosa-Hunt syndrome
Basilar artery occlusion
Recurrent spinal ependymoma
Cerebral varix
Frontoparietal watershed infarct with DWI/FLAIR mismatch
Pituicytoma
Protein-rich Rathke's cleft cyst
Thalamic glioma
Physiologic age-related pituitary volume loss
Qudrigeminal cistern lipoma and multiple anatomic variations of intracranial arteries
Berry aneurysm of the terminal internal carotid artery
Occipital petalia
Normal noncontrast MR venography
Multinodular and vacuolating neuronal tumor
Multiple blood blister-like supraclinoid internal carotid artery aneurysms
Lumbar disc herniation and spinal canal stenosis
Meningioma along the internal occipital protuberance
Large traumatic subgaleal hematoma and cervical spine fracture
Epidural abscess showing extraspinal propagation
Subarachnoid bleeding due to ruptured anterior communicating artery aneurysm
Lennox-Gastaut syndrome
Petrous apex meningioma with extracranial spread
Cerebellar metastasis of pulmonary adenocarcinoma, cavernous venous malformation, and developmental venous anomaly
Chronic bilateral subdural hygroma
Multifocal glioblastoma - IDH wild-type
Venous congestion due to spinal canal stenosis
Cerebral cavernous venous malformation (Zabramski type II)
Acute on chronic subdural hemorrhage
Multiple falcine meningiomas
Acute superior cerebellar artery territory infarct
Coup-contrecoup contusion hemorrhages
Traumatic intracranial hemorrhage
Cerebral arteriovenous malformation
Periapical odontogenic abscess as incidental finding on trauma brain CT
Acute traumatic subdural hematoma
Wallerian degeneration post striatocapsular infarct
Intradiploic nontraumatic sphenoid arachnoid pit
Cerebral metastases - melanoma
Dural venous sinus thrombosis
Brainstem hemorrhage
Negative quick stroke protocol MRI
Glioblastoma
Post-thrombectomy iodine extravasation in ischemic stroke (DECT)
Post-thrombectomy iodine extravasation in ischemic stroke
Rathke cleft cyst
Calcified meningioma
Marchiafava-Bignami disease
Bilateral subdural hygroma
Diffuse midline medullary glioma - H3 K27M–mutant
Pituitary macroadenoma on sella x-ray (historical)
Multinodular and vacuolating neuronal tumor
MCA ischemic stroke - added value of CTA source image ASPECTS
Temporal bone fracture and contrecoup injury - subtle
Cerebellar hemorrhage
Acute right MCA M1 occlusion
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