5 results
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... female, asian • Systemic ... serum lgE, no autoantibodies ... (antinuclear antibodies ... #treatment #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
macular Vasculitis) Autoantibodies ... Evans • ITP • Cl-NH ... anemia due to cold IgG ... Paraproteinemias #Hematology ... Differential #Diagnosis #Oncology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
- ANA > 95% (IgG ... months to years) Systemic ... Evolution: Chronic disease ... sle #comparison #table ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and fever) and laboratory ... • Anti-Ro/SSA autoantibodies ... Non-autoimmune rheumatologic ... La, anti-Jo-1, SCL ... Erythematosus #Diagnosis #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... erythematosus (SLE) - Antinuclear ... immunoglobulin G (IgG ... #testing #Rheumatology