12 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... lung nodules, may also ... #Brain #differential ... #radiology #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... - Differential ... : Clinical findings ... MCTD, Sjogren syndrome ... #diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... Transverse Myelitis - Clinical ... lesion • Bilateral ... #management #neurology ... #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... of the spinal cord ... EMG) studies • MRI ... #Diagnosis #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... Diagnosis: MRI ... syndrome of HAD ... #dementia #AIDS ... #Neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Guillain-Barre Pathophysiology ... - NORMAL CSF WBC ... axonal form • MRI ... #treatment #neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
is important, as ... neuropathy (LHON) plus MRI ... lesions and clinical ... #neurology #noninflammatory ... #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: • ... Spinal cord infarct ... Imaging studies: • MRI ... #differential # ... #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Etiology: • Pathophysiology ... showing cortical lesions ... Reversible course Differential ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... impairment, Mood disorder ... resonance imaging [MRI ... Progressive MS (Spinal cord ... #management #neurology