8 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... (SLE), Sjogren's ... Arthritis, Sjögren ... #Antibodies #ANA ... #diagnosis #differential
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Associated Rheumatic ... (SLE), Sjogren's ... #Antibodies #ANA ... #diagnosis #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
), ANCA associated ... vasculitis (rare) • Rheumatic ... Disease (IgG4-RD), Rheumatoid ... (SLE), Sarcoidosis ... #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 ... #Disease #Rheumatoid ... #Arthritis #laboratory
SLE (Systemic Lupus Erythematosus)

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... rheumatic diseases ... ) pattern: antibodies ... SLE) • Urinalysis ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
lesions • Severe pain ... Measurement of antinuclear ... , rheumatoid factor ... • Abdominal ultrasound ... #Causes #dermatology
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