16 results
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
Algorithm for evaluating ... immunocompetent (HIV ... #cns #brain #diagnosis ... #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
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,
Causes of Seizures ... Algorithm Unprovoked ... Abscess, Toxoplasmosis ... #Algorithm #Causes ... #neurology
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 ... bilateral white matter lesions ... lesions, which ... Diagnosis: MRI ... dementia #AIDS #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Imaging: - MRI ... tuberculomas, or abscesses ... Demyelinating disease caused
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Infant (Floppy ... Normal Reflexes - Brain ... Intracranial Mass/lesion ... Hematoma • Abscess ... #Algorithm #Causes
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Evaluation • ABCs • IV ... access, monitor ... brain w/o contrast ... stroke #workup #diagnosis ... #checklist #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... abscess • Toxic ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Non-compressive Spinal Cord Causes ... , HIV, CMV, HTLV ... #neurology #differential ... #algorithm