26 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... Glomerulonephritis #Vasculitis ... #differential #diagnosis ... #algorithm #rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- systemic lupus ... syndrome induced by chronic ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Autoimmunity: • -MM/WM: Vasculitis ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Differential #Diagnosis ... #Oncology
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
- Differential Diagnosis ... Renal: • Acute GN ... • Acute/Chronic ... Autoimmune: • Vasculitis ... • Lupus • Polyarteritis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... Eosinophilia, asthma, chronic ... such as systemic lupus ... Presentation - Systemic Symptoms ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Presentation: Systemic Symptoms ... • Progressive symptoms ... Eosinophilia, asthma, chronic ... #Rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... • Immunologic Workup ... • Evolution: Chronic ... Erythematosus #Diagnosis ... Management #Summary #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... • Systemic Lupus ... Age > 50 • Chronic ... #Differential #Diagnosis ... #Oncology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... • Immunologic Workup ... • Evolution: Chronic ... comparison #table #rheumatology ... #diagnosis #management
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... for workup, including ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... • Infections: Chronic