21 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lesions + toxo ... : • Multiple Sclerosis ... #causes #radiology ... #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
attacks, 2 or more lesions ... more attacks, 1 lesion ... • 1 attack, 2 lesions ... • 1 attack, 1 lesion ... #MS #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Lesions of the Spinal ... lesions can result ... cord lesions can ... lesions depends ... #neurology
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... Differential diagnosis ... : CNS demyelination ... hyperreflexia, multiple lesions ... lesion on MRI
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
geographic, lucent lesion ... with a sclerotic ... cortically based lesion ... • Do Not Touch lesions ... for similar lesion
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion ... the site of a lesion ... Corticospinal Tract Lesions ... 5 levels below lesion ... #neurology #differential
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Temporal Bone Fracture ... • Multiple sclerosis ... Space-Occupying Lesion ... Dizziness #Vertigo #Neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... lesion • Bilateral ... less swollen - Lesion ... or optic nerve lesions ... #management #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
demyelinating lesions ... resonance imaging [MRI ... ] T2 lesions) McDonald ... (Spinal cord predominant ... #neurology #treatment
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Space occupying lesions ... Brain tumor • Lesions ... of the spinal cord ... Lesions Of The Peripheral ... #neurology