27 results
Differential diagnosis for toxic/metabolic encephalopathies - Patterns on Brain Imaging

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... on Brain Imaging ... #imaging #patterns ... #MRI #Neurology ... pathology #diseases #radiology
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
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Pons: ODS #MRI ... #Disorders #Clinical ... #Differential # ... Diagnosis #Radiology ... #Neurology
Nystagmus from Wernicke’s Encephalopathy - Magnetic resonance imaging of the brain showed T2 hyperintensities involving the
imaging of the brain ... periaqueductal white matter ... #Clinical #Radiology ... Neuro #Wernicke #MRI
Trypanosoma cruzi Reactivation in the Brain- ...Magnetic resonance images of the brain showed a mass measuring
Reactivation in the Brain ... images of the brain ... and the white matter ... #clinical #NEJM ... #MRI #radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... #differential # ... diagnosis #pulmonary #CXR ... #clinical #CT
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Brief CPR and intubated ... infarct seen on MRI ... LockedIn #Syndrome #PhysicalExam ... #clinical #video ... #neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
various imaging patterns ... Leigh #Syndrome #Clinical ... #MRI #Brain #Diagnosis ... #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... #differential # ... diagnosis #causes #radiology ... #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 ... Clinical Presentation ... : The clinical ... dementia #AIDS #Neurology