4 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANA ≠ Autoimmune ... Juvenile Idiopathic Arthritis ... Thyroid, Autoimmune ... #rheumatology # ... diagnosis #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • Is there a pattern ... an asymmetric pattern ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
: Subacute • Pattern ... exclusion Necrotizing Autoimmune ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... slow onset and pattern ... • Nonerosive arthritis ... Myositis #Myopathy #rheumatology ... #differential #