8 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... their Disease Associations ... ANA - Non-specific ... (TTG) - Celiac disease ... #diagnosis #table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANAAutoimmune ... Disease! ... Rheumatic Diseases ... #patterns #rheumatology ... #diagnosis #differential
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Heavy Chain disease ... macular Vasculitis) Autoantibodies ... Sneddon-Wilkinson disease ... #Monoclonal #Differential ... #Diagnosis #Oncology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
and Systemic lupus ... Association with disease ... with auto-immune diseases ... #autoantibodies ... table #ANA
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Decade Skin Disease ... Diagnosis: • ANCA-associated ... tissue disease ... rheumatologic diseases ... ) • Kikuchi disease
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
of autoantibodies ... months to years) Systemic ... Evolution: Chronic disease ... #table #rheumatology ... #diagnosis #management
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... • Heavy chain disease ... plasmacytoma • Castleman disease ... Sarcoidosis) • Liver disease ... #diagnosis #hematology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Interstitial lung disease ... Interstitial lung disease ... Interstitial lung disease ... skeletal muscle disease ... myocarditis Other Diseases