8 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... PCR 50% sensitive ... Sarcoidosis • Neuro Behcets ... Lesions #Brain #differential ... #radiology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... basal ganglia, CNS ... disease) Differential ... #Syndrome #diagnosis ... signs #symptoms #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
apart): Cough, Dyspnea ... IgA-associated vasculitis, Behcet ... anti-ANCA ab, anti-GBM ... #differential # ... diagnosis #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... Inferomedial temporal lobes ... effect/Edema • EBV ... #Infections #differential
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
et diutinum Neurologic ... Scleromyxedema (CNS ... Paraproteinemias #Hematology ... #Monoclonal #Differential ... #Diagnosis #Oncology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... (CAS): - Due ... fatigue, pallor, dyspnea ... younger pts) Differential ... hemolytic #anemia #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... affects the skin, neurologic ... vasculitis • Behcet ... chorioretinitis, CNS ... #Diagnosis #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Diagnosis Framework ... • ANA < 20 % IBM ... Other Diseases: • PBC ... #differential #