43 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... T1 #T2 #FLAIR #MRI ... #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
similar to PML, but MRI ... Diagnosis: MRI ... : • Increased CSF ... : The clinical ... dementia #AIDS #Neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Krabbe Disease 

Check out this interesting case of Krabbe disease, a rare genetic leukodystrophy. Diagnosis was
Diagnosis was made ... by radiology, which ... • Dec NAA, inc Cho ... #Diagnosis #MRI ... #Clinical #Radiology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... - One year of disease ... in space in the brain ... - Positive CSF ... Sclerosis #MS #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Metabolic Brain ... Pons: ODS #MRI ... #Disorders #Clinical ... #Differential #Diagnosis ... #Radiology #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... should be based on clinical ... focal neurologic ... Imaging: - MRI ... Demyelinating disease
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
heart valves • MRI ... brain for cerebral ... often seen • MRI ... brain for cerebral ... - Infectious Diseases
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... ruled out • Brain ... brain and/or optic ... simplex virus, HIV ... #management #neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
failure to thrive, and ... DWI+ in acute disease ... Leigh #Syndrome #Clinical ... #MRI #Brain #Diagnosis ... #Radiology