17 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Associated Rheumatic Diseases ... connective tissue disease ... SLE), Sjogren's Syndrome ... #Antibodies #ANA ... #diagnosis #differential
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... connective tissue disease ... (TTG) - Celiac disease ... #Associations #diseases ... antibodies
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... ANA ≠ Autoimmune Disease ... • Rheumatic Diseases ... #patterns #rheumatology ... #diagnosis #differential
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
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
, Cogan's Syndrome ... polychondritis, Behcet's Disease ... ) • Rheumatic Diseases ... : IgG4-Related Disease ... #Diagnosis #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
IBD, Whipple's disease ... • Whipple's disease ... , Vasculitis (e.g ... #joint #pain #differential ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
(Granulomatous disease ... Diagnosis: Systemic ... rheumatic diseases ... atherosclerotic disease ... differential #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
: - Arthritis ... auto-immune, Infectious diseases ... sclerosis, Still's disease ... #autoantibodies ... #rheumatology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... female, asian • Systemic ... (antinuclear antibodies ... IgG4 #Related #Disease ... #phenotypes #workup
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Decade Skin Disease ... Still disease, ... diseases (i.e. ... (e.g. thyroid disease ... ) • Kikuchi disease