9 results
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
: • Vasculitides ... Nodosa (PAN), ANCA ... (rare) • Rheumatic ... Systemic lupus ... Diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Rheumatic Diseases ... • Rheumatic Diseases ... #patterns #rheumatology ... #diagnosis #differential
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... ) • Systemic lupus ... Vasculitis: • ... #antibodies #diagnosis ... #rheumatology #
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... Lupus (SLE): ANA ... ribonucleoprotein) • RA: Rheumatoid ... Ill • ANCA Vasculitis ... diagnosis #associations
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... hepatitis Anti-CCP, Rheumatoid ... c-ANCA - Vasculitis ... diseases #diagnosis ... #table #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Associated Rheumatic ... #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis: Systemic ... rheumatic diseases ... ) pattern: antibodies ... differential #diagnosis ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... Elevated serum rheumatoid ... DDX: • ANCA (Antineutrophil ... (SLE), rheumatoid ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... • Mesenteric vasculitis ... inflammation Cutaneous Vasculitis ... #Diagnosis #Rheumatology