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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... - Patterns on Brain ... imaging #patterns #MRI ... #Neurology #pathology ... #diseases #radiology
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
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
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
immunocompetent (HIV ... #lesions #cns #brain ... #diagnosis #differential ... algorithm #causes #radiology ... #neurology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
- Differential Diagnosis ... Neoplasm-related (brain ... paraneoplastic syndromes ... complications of HIV ... #Differential #Diagnosis
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... important, as early diagnosis ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... #neurology #noninflammatory
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
of Diseases on MRI ... - Differential Diagnosis ... High-Grade Glioma, HIV ... Disease, Susac Syndrome ... Patterns #Diseases #MRI
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... affecting the brain ... important, as early diagnosis ... #neurology #inflammatory ... #differential #diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
through the blood-brain ... similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... dementia #AIDS #Neurology