9 results
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Suspect: Clinical ... Differential Diagnosis ... levels (C3 and C4 ... activity • C3 C4 ... #Diagnosis #Rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... ulcers, Lupus nephritis ... • Immunologic Workup ... Evolution: Chronic disease
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Systemic Lupus Erythematosus ... Clinical Domains ... Low C3 or low C4 ... Classification #Criteria #SLE ... #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Systemic Lupus Erythematosus ... ulcers, Lupus nephritis ... Evolution: Chronic disease ... #rheumatology #diagnosis
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Association with disease ... assay) and lupus nephritis ... is clinically suspected ... Systemic #lupus #erythematosus ... #diagnosis #rheumatology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Spot PC (protein ... C3, C4 - Test for ... glomerular #testing #workup ... #diagnosis #glomerulonephritis ... #nephrotic #nephritic
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
Spot PC (protein ... microangiopathy. 5) C3, C4 ... #workup #diagnosis ... testing #nephrology #nephrotic ... #nephritis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Syndrome: • Clinical ... • Autoimmune diseases ... : - 10% SLE or ... • Low serum C4 ... systemic lupus erythematosus
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Systemic lupus erythematosus ... (to support a diagnosis ... ANA and RF (if clinical ... #diagnosis #testing