34 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... #causes #radiology ... #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... implicating a different CNS ... McDonald #Criteria #Diagnosis ... Multiple #Sclerosis #MS ... #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
- MSK Radiology ... osteochondral lesion ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ...  Most common cause ... albumin-cytologic dissociation ... Differential diagnosis ... Multiple Sclerosis: CNS
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... repeated follow-up MRI ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
Non-inflammatory Causes ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... #neurology #noninflammatory
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder dislocation ... #mri #clinical ... #Radiology #diagnosis ... #msk
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... repair Differential diagnosis ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
Radiology Imaging ... Jaffe-Campanacci syndrome ... #mri #clinical ... #Radiology #diagnosis ... #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... should be based on clinical ... Imaging: - MRI ... Demyelinating disease caused