21 results
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... (TTG) - Celiac disease ... #diagnosis #table ... #rheumatology # ... antibodies
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Rheumatology • ... others (RNP, aPL antibodies ... • Scleroderma (Systemic ... #Rheumatology # ... #table
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Disease 3 Types ... Disease (CAD): ... disease (younger ... #disease #hemolytic ... #anemia #hematology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Disease! ... connective tissue disease ... • Rheumatic Diseases ... ANA #patterns #rheumatology ... #diagnosis #differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... disease, lymphoproliferative ... disease, thalassemias ... Hypersplenism, Wilson's disease ... #hematology #anemia
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
cases • Sjögren syndrome ... connective tissue disease ... 90% • Anti-GBM disease ... #diagnosis #rheumatology ... #diseases
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
disease (diverse ... disease • Heinz ... , Hemoglobin H disease ... #Algorithm #workup ... #hematology #testing
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Decade Skin Disease ... rheumatologic diseases ... (e.g. thyroid disease ... ) • Kikuchi disease ... #Rheumatology
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 ... Tracheobronchial disease ... #Rheumatology #
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Diagnosis: • ... cells can indicate disease ... Scoring system: ... #workup #oncology ... #hematology