734 results
Effect of Selected Diseases on Complement Levels - C3, C4
 • SLE C3 ↓ C4 ↓↓
SLE C3 ↓ C4 ... MCGN type 1 C3 ↓ C4 ... • Cryo C3 ↓ C4 ... angiooedema C3 C4 ... • Infection eg SBE
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Low C3 or low C4 ... Low C3 and low C4 ... Classification #Criteria #SLE
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
SLICC SLE Diagnostic ... complement (C3, C4 ... #Rheumatology #SLE
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... levels (C3 and C4 ... : Drug induced SLE ... activity • C3 C4 ... SSA can rule in SLE
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% SLE ... • Low serum C4 ... erythematosus (SLE
Glomerulonephritis - Differential Diagnosis Framework
ANCA:
 • C-ANCA: GPA (Wegener's)
 • P-ANCA: Microscopic Polyangiitis, Eosinophilic GPA (Churg
Membranoproliferative • ↓C4 ... Cryoglobulinemia • Normal C3/C4
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Highly specific for SLE ... Association with both SLE ... Anti-Ribo-P 5-15% If SLE ... higly specific for SLE ... patients with typical SLE
Clinical Manifestations of Systemic Lupus Erythematosus (SLE)

#Systemic #Lupus #Erythematosus #SLE #Manifestations #Signs #Symptoms #Rheumatology #Diagnosis
Erythematosus (SLE ... Erythematosus #SLE
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Spondyloarthropathies, SLE ... retinal exudates) - SLE ... nodules - RA, SLE ... disease - RA - SLE ... • Seizures - SLE
Subtypes of Serum Proteins

Pre-albumin (Transthyretin)
Albumin
Globulins
 • Alpha-1: Alpha-1 antitrypsin, Serum amyloid A, Ceruloplasmin, Corticosteroid-binding globulin (Transcortin),
• Beta: C3 and C4