13 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... #FLAIR #MRI #Brain ... #Comparison #clinical ... #radiology #diagnosis ... #neurology
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Brain: - Bones ... #comparison #neurology ... #radiology #brain
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Low Signal: Toluene ... Pons: ODS #MRI ... #Disorders #Clinical ... Differential #Diagnosis #Radiology ... #Neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... ringenhancing #lesions #cns ... #brain #diagnosis ... #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... diagnosis #causes #radiology ... #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
implicating a different CNS ... implicating a different CNS ... in space in the brain ... based on 2 or more T2 ... Sclerosis #MS #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... evolution of the T2 ... #Stroke #CVA #Clinical ... #Radiology #Interpretation ... #Findings #Neurology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
and infects the CNS ... ARVs can have low ... Diagnosis: MRI ... signal intensity on T2 ... dementia #AIDS #Neurology
Central Pontine Myelinolysis - Magnetic resonance imaging of the brain revealed a central area of high
imaging of the brain ... central area of high T2 ... A, arrows) and low ... #Clinical #Radiology ... #Neuro #MRI #Central
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Desmoid - MSK Radiology ... • Peripheral T2 ... MR is able to distinguish ... #mri #clinical ... #Radiology #diagnosis