8 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... , Polymyositis/Dermatomyositis ... Sjögren Syndrome, Myositis ... , Interstitial Pulmonary ... #rheumatology #diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
anemia 4% - Myositis ... 4% - Lung involvement ... Auto-Antibodies ... #Diagnosis #autoantibodies ... #differential #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Suspect: Clinical ... • Anti-Ro/SSA autoantibodies ... , dermatomyositis ... Chronic B-cell activation ... #Diagnosis #Rheumatology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
Clinical history ... concentration PET-CT ... serum lgE, no autoantibodies ... (antinuclear antibodies ... #treatment #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
lung disease Malignancy ... lung disease • ... lung disease • ... Mechanic's hands Autoantibodies ... #Myopathy #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... salivary ducts Clinical ... Nephrogenic DI Hematologic ... MALT Lymphoma • Lung ... Sjogrens #Syndrome #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammatory lesions-interstitial ... systemic lupus erythematosus ... ) pattern: antibodies ... SLE) • Urinalysis ... #rheumatology #
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
without these autoantibodies ... • Antibodies targeting ... papules Clinical ... had more severe disease ... #rheumatology #