7 results
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... Subacute • Pattern: Proximal ... differential #diagnosis #comparison ... #rheumatology # ... table
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ANTI-MDA5 DERMATOMYOSITIS ... auricular papules Clinical ... Men • ~50% of cases ... vasculopathies • Proximal ... #rheumatology #
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... fever, fatigue, Nausea ... Urticaria #diagnosis #rheumatology ... #comparison #table
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... without other cause ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Discontinuation of causal ... 40, F:M 9:1 • Clinical ... druginduced #lupus #sle #comparison ... #table #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Commonly symmetric proximal ... RP-ILD), dermato-rheumatologic ... statins - probably caused ... Signal recognition particles ... Myositis #Myopathy #rheumatology
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
Anti-NXP-2 Dermatomyositis ... Progressive myalgia • Proximal ... auricular papules Clinical ... Muscle atrophy may cause ... diagnosis #management #rheumatology