14 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI 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
HIV dementia Pathophysiology ... Diagnosis: MRI ... syndrome of HAD ... #dementia #AIDS ... #Neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Non-neuromuscular disorder ... EMG) studies • MRI ... #Diagnosis #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Metabolic Brain Disorders ... Pons: ODS #MRI ... #Clinical #Differential ... #Diagnosis #Radiology ... #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
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
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
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
neuropathy (LHON) plus MRI ... lesions and clinical ... #neurology #noninflammatory ... #differential # ... diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... Transverse Myelitis - Clinical ... compressive cord lesion ... #management #neurology ... #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... Suspect in movement disorders ... Imaging: - MRI ... #diagnosis #AIDS ... InfectiousDiseases #Neurology