13 results
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... ANCA associated vasculitis ... Arthritis (RA), Systemic ... lupus erythematosus ... Differential #Diagnosis #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep GN ... , Lupus Nephritis ... involvement: Anti-GBM Disease ... #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... Autoimmunity: • -MM/WM: Vasculitis ... to cold IgG • Lupus ... Sneddon-Wilkinson disease ... Differential #Diagnosis #Oncology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Reactive: - Systemic ... Lupus Erythematosus ... #Causes #Hematology ... #Oncology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Differential Diagnosis Algorithm ... Inflammatory • Systemic ... Lupus Erythematosus ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... inflammation Others: • Lupus ... lupus erythematosus ... differential #diagnosis #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
antibodies) • Systemic ... lupus erythematosus ... drug-induced SLE) • Systemic ... ANCA-Associated Vasculitis ... antibodies #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... Presentation: Systemic ... Central Nervous System ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Vascular System ... • Steroids • Vasculitis ... #Causes #Hematology
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Causes of Pericarditis ... arthritis • Systemic ... lupus erythematosus ... connective tissue disease ... spondyloarthropathies • Vasculitis