12 results
Idiopathic Inflammatory Myopathies - 
Dermatomyositis (DM), Immune-Mediated Necrotizing Myopathy (IMNM), Antisynthetase Syndrome (ASS), Inclusion Body Myositis
Idiopathic Inflammatory ... TerrierBen #Inflammatory ... #Comparison #Managment ... #algorithm #Rheumatology ... #Differential
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Seronegative Inflammatory ... Arthritis - Differential ... Myopathy • Crystal ... #arthritides #Differential ... #Diagnosis #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
load Drug-induced myopathy ... 5-15% of lupus myopathy ... #differential # ... diagnosis #comparison ... #rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies ... BrighamChiefs #Inflammatory ... #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #
Abdominal Distention - Differential Diagnostic Algorithm
Ascites
Bowel Dilatation
Other Causes
Mechanical Obstruction
 • Adhesions 60%
 • Volvulus 3%
 •
Abdominal Distention - Differential ... Trauma/Surgery • Medical ... Megacolon • Inflammatory ... • Ischemic Myopathic ... Scleroderma • Familial Myopathy
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
Lumbago) - Common Differential ... Refers to anatomic ... infectious, or inflammatory ... BackPain #Lumbago #Differential ... Patterns #Features #Comparison
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
microscopy and serial ... Drug-Induced, Inflammatory ... ANA #patterns #rheumatology ... #diagnosis #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Disease (25-75%): Inflammatory ... Medium and large ... Behcet disease) Differential ... signs #symptoms #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... + MPO-ANCA MEDIUM ... Syndrome: - Ocular inflammatory ... aortic aneurysm • Medium ... #diagnosis #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
common systemic inflammatory ... Involves large and medium ... very remarkable w/differential ... them, but urgent rheumatology