25 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... + MRI lesions + ... lung nodules, may also ... #Brain #differential ... causes #radiology #neurology
Conjunctival Pigmented Lesions: Diagnosis and Management
Pigmented lesions that arise from the conjunctiva include nevus, complexion-associated melanosis
Diagnosis and Management ... complexion-associated melanosis (CAM ... is essential to differentiate ... #Diagnosis #Management ... #Comparison #Table
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 #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Medium and large also ... prick test that can ... Behcet disease) Differential ... #diagnosis #management
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
- Bone scans CAN ... distal femur, 1-2 cm ... Differential diagnosis ... MR is able to distinguish ... Desmoid #clinical #mri
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Autoimmune (SLE/APLS ... heart valves • MRI ... often seen • MRI ... #Endocarditis #comparison ... Marantic #diagnosis #table
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
least two or more regions ... MRI: Brain, cervical ... conditions listed in differential ... Lateral #Sclerosis #neurology ... #diagnosis #management
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
complete paralysis of all ... Can begin in arms ... axonal form • MRI ... #diagnosis #management ... #treatment #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... - Generally >3 cm ... CNS #Infections #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... cognitive impairment, neurologic ... oligoclonal bands • MRI ... arterial aneurysms can