9 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Rheumatic Diseases ... SLE), Sjogren's ... • Rheumatic Diseases ... #diagnosis #differential
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
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... erythematosus ... • Sjögren syndrome ... Jcortesizaguirr #ANA ... #antibodies #diagnosis
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
), ANCA associated ... vasculitis (rare) • Rheumatic ... (IgG4-RD), Rheumatoid ... erythematosus ( ... #Diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Diagnosis: • ANCA-associated ... vasculitis, rheumatoid ... • (-) ANA + (+ ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... rheumatic diseases ... LFT • ESR • ANA ... ) pattern: antibodies ... #diagnosis #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Laboratories Studies in Rheumatic ... SLE) - Antinuclear ... obtained when rheumatoid ... ) #Rheumatic ... #Disease #Rheumatoid
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
respectively, having rheumatoid ... Elevated serum rheumatoid ... DDX: • ANCA (Antineutrophil ... erythematosus ( ... SLE), rheumatoid
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
rheumatic diseases ... , such as SLE, atherosclerotic ... ischemia • Skin: Erythematous ... often causes arthritis ... #Diagnosis #Rheumatology