11 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers to antibodies ... context of other symptoms ... likely it will be clinically ... ANA #patterns #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Manifestations: - Arthritis ... SLE-Related Auto-Antibodies ... autoantibodies #signs ... #symptoms #mimickers
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... of Systemic Lupus ... of hip (rare), Arthritis ... erythematosus #signs ... #rheumatology
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... characteristic antibodies ... boggy" joints, esp carpal ... Boutonniere's ulnar ... #symptoms #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... ) Suspect: Clinical ... Non-autoimmune rheumatologic ... pain • Swan neck/Ulnar ... : • Symptoms limited
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behçet's Syndrome Systemic ... association • M > F Clinical ... Behcet syndrome (Clinical ... diagnosis #management #signs ... #symptoms #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Constitutional symptoms ... , Arthritis, myalgia ... months to years) Systemic ... comparison #table #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... lupus erythematosus ... double-stranded DNA antibodies ... ANA and RF (if clinical
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... signs/sx of inflammation ... the “Chewing gum test ... them, but urgent rheumatology ... GCA #Temporal #Signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Symptoms (Sx) in ... purpura: strong sign ... retinopathy Lab Tests ... C-ANCA) pattern: antibodies ... differential #diagnosis #rheumatology