16 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... Juvenile Idiopathic Arthritis ... SLE), Sjogren's Syndrome ... #Antibodies #ANA ... #patterns #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... : The ANA patterns ... SLE), Sjogren's Syndrome ... , Sjögren Syndrome ... #patterns #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... ) • Systemic lupus ... cases • Sjögren syndrome ... #antibodies #diagnosis ... #rheumatology #
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
searched for when ANA ... SLE-SSc-AlM overlap syndromes ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
- Summary Antinuclear ... (ANA) - 95% - Initial ... block • Sjogren syndrome ... polymyositis overlap syndrome ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
dermatomyositis, Sjogren syndrome ... lymphoma • Evans' syndrome ... lymphoproliferative syndrome ... Shrinking lung syndrome ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Mucocutaneous lymph node syndrome ... VASCULITIS: • Behçet Syndrome ... • Cogan Syndrome ... Presentation - Systemic Symptoms ... #rheumatology #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
, Arthritis, myalgia ... Workup: - ANA ... Workup: - ANA ... #table #rheumatology ... #diagnosis #management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behçet's Syndrome ... tests in Behcet syndrome ... adenopathy (PFAPA) syndrome ... #diagnosis #management ... #rheumatology #
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... antibody (ANA) ... thus, a negative ANA ... level, CXR, ANCA ... #testing #Rheumatology