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

Immune Complex Mediated (granular staining):
Rapidly Progressive Glomerulonephritis ... Glomerulonephritis ... With associated pulmonary ... #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Signs and Symptoms of Respiratory Distress Through the Years. 

#signs #symptoms #diagnosis #differential #neonatal #pediatrics #adult
symptoms #diagnosis #differential ... neonatal #pediatrics #adult ... #peds #pulmonary
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics - Differential ... rapidly progressive glomerulonephritis ... Kumfer @AnnKumfer #Pulmonary ... Syndromes #Mimics #Differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... fraction < 20% Differential ... Coxsackie, CMV, EBV ... hepatitis • Pulmonary ... management #treatment #rheumatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... alveolar hemorrhage + Glomerulonephritis ... symptomatology Differential ... anti-ANCA ab, anti-GBM ... Renal #Syndrome #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
renal failure (glomerulonephritis ... coagulopathy) • CBC w differential ... antibody, Anti-GBM ... progressive (crescentic) glomerulonephritis ... Renal #Syndromes #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... progressing GN • New pulmonary ... and/or pulmonary ... ) • Anti-GBM - ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... pain and GN Anti-GBM ... #Vasculitis #Differential ... #Diagnosis #Rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Epidemiology: young adults ... Immunosuppression (e.g., HIV), EBV ... involvement Differential ... oncology #diagnosis #differential ... #hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
33% of healthy adults ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential