12 results
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... #differential #diagnosis ... #comparison #rheumatology ... #table
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Autoantibodies and ... Polymyositis / Dermatomyositis ... Goodpasture's syndrome #Autoantibodies ... Associations #diseases #diagnosis ... #table #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Systemic #Lupus #Erythematosus ... #Diagnosis #autoantibodies ... #signs #symptoms ... #differential #rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
DM/PM : dermatomyositis ... LungDisease #CTILD #Diagnosis ... #Differential #Comparison ... #Table #Pulmonary ... #Rheumatology #
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
with edema • Erythematous ... chest (in a V-sign ... violaceous macules and erythematous ... #rheumatology # ... dermatology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
• Anti-Ro/SSA autoantibodies ... Differential Diagnosis ... Still disease, dermatomyositis ... Non-autoimmune rheumatologic ... #Diagnosis #Rheumatology
Pemphigus Vulgaris vs Bullous Pemphigoid - Comparison Table
Pemphigus Vulgaris
 • Epidemiology: Average age 40-60
 • Time
Bullous Pemphigoid - Comparison ... Table Pemphigus ... ruptured • Nikolsky sign ... • Antibodies: Autoantibodies ... #diagnosis
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... systemic lupus erythematosus ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
months) and of autoantibodies ... Systemic Lupus Erythematosus ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
#Antinuclear #autoantibodies ... Systemic #lupus #erythematosus ... #diagnosis #rheumatology ... #table #ANA