8 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... : Lupus (SLE), Systemic ... , Interstitial Pulmonary
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... fever) and laboratory ... : • ANCA-associated ... #Systemic #Lupus ... #Diagnosis #Rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
and Systemic lupus ... searched for when ANA ... #Systemic #lupus ... #diagnosis #rheumatology ... #table #ANA
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
: - ANA > ... of autoantibodies ... Lupus Erythematosus ... : - ANA > ... #table #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: Systemic rheumatic ... as systemic lupus ... SLE) • Urinalysis ... #rheumatology # ... classification
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... lupus erythematosus ... (SLE) - Antinuclear ... antibody (ANA) ... #workup #diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
Clinical history ... female, asian • Systemic ... biliary, renal, lung ... concentration PET-CT ... , rheumatoid factor
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... DDX: • ANCA (Antineutrophil ... lupus erythematosus ... (SLE), rheumatoid ... #rheumatology #