14 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Diagnosis- Compatible syndrome ... + MRI lesions + ... differential #diagnosis #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 ... Multiple #Sclerosis #MS
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... ringenhancing #lesions ... #cns #brain #diagnosis ... #causes #radiology ... #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 ... albumin-cytologic dissociation ... Multiple Sclerosis: CNS ... hyperreflexia, multiple lesions ... hyperreflexia, spinal cord lesion
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... consistent with MS ... #neurology #noninflammatory
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
geographic, lucent lesion ... cortically based lesion ... • Do Not Touch lesions ... Jaffe-Campanacci syndrome ... Eccentric expansile lesion
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... Case description ... osteochondral lesion ... #diagnosis #msk
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Multiple Sclerosis (MS ... • Or brainstem syndromes ... demyelinating lesions ... resonance imaging [MRI ... ] T2 lesions) McDonald
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
10-33% develop MS ... compressive cord lesion ... less swollen - Lesion ... Predictive of MS ... or optic nerve lesions
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
fracture and Perthes lesion ... This is a Perthes lesion ... stripping → Perthes lesion ... INSTABILITY • GLAD lesion ... fracture #Perthes #lesion