20 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Devpriyo Pal @drdevrad ... T1 #T2 #FLAIR #MRI ... #clinical #radiology ... #diagnosis #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
of Seizures - Differential ... Diagnosis Algorithm ... Focal: Simple, Complex ... vasoconstriction syndrome ... Neurocysticercosis, PML
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
of Diseases on MRI ... Diagnosis ADEM ... Tumefactive, NMO, PRES, PML ... Disease, Susac Syndrome ... #clinical
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... walking to nearly complete ... Clinical Features ... axonal form • MRI ... #diagnosis #management
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... toxo IgG • CNS PCR ... RingEnhancing #Lesions #Brain ... #differential #
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Diagnosis: • ... Tethered cord • Guillain-Barre ... Imaging studies: • MRI ... #differential # ... diagnosis #causes
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... walking to nearly complete ... - Spinal MRI may ... #Barre #Syndrome ... #diagnosis #management
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
affecting the Brain ... neuropathy (LHON) plus MRI ... lesions and clinical ... noninflammatory #differential ... #diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
, but MRI will show ... Diagnosis: MRI ... Clinical Presentation ... : The clinical ... syndrome of HAD
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Leigh Syndrome ... this case was a complex ... MarkMamloukMD #Leigh #Syndrome ... #Clinical #MRI ... #Brain #Diagnosis