17 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... ANA - Non-specific ... (TTG) - Celiac disease ... #Associations #diseases ... antibodies
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Disease! ... but often not specific ... connective tissue disease ... • Rheumatic Diseases ... #rheumatology #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Tests for Celiac Disease ... patients with celiac disease ... Sensitivity for celiac disease ... value for celiac disease ... expensive #Celiac #Disease
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
Antinuclear antibodies ... Association with disease ... with auto-immune diseases ... erythematosus #diagnosis #rheumatology ... #table #ANA
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... relapse No specific ... autoantibodies (antinuclear antibodies ... IgG4 #Related #Disease ... workup #treatment #rheumatology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
of Abnormal PT and ... Early liver disease ... antiphospholipid antibodies ... antiphospholipid antibodies ... #differential #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pain • Kawasaki Disease ... (Granulomatous disease ... well as inner ear disease ... atherosclerotic disease ... most important diseases
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
antigen - Allergen-specific ... lgE antibodies ... When the specific ... during hemolytic disease ... Diagnosis #Reactions #Table
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
multisystemic disease ... associated with other diseases ... demyelinating disease ... peripheral Thyroid Disease ... Tracheobronchial disease
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Action: Allergen-specific ... Action: IgG/lgM antibodies ... reaction, Haemolytic disease ... types #allergy #table