Systemic connective tissue disease characterized by inflammatory and degenerative changes in proximal muscles, sometimes accompanied by characteristic skin rash
If skin manifestatio...
Symmetric proximal muscle weakness causing difficulty when
Arising from sitting or lying positions
Rash on face, eyelids,...
40 to 80 mg/day...
Follow muscle enzymes along with muscle strength and functional capacity.
Monitor for steroid-induced complications (e.g., hypokalemia, hypertens...
M33.20 Polymyositis, organ involvement unspecified
M33.90 Dermatopolymyositis, unspecified, organ involvement unspecified
M33.92 Dermatopolymyositis, unspecified with myopathy
Corticosteroids alone may be sufficient in patients who have rapid improvement in weakness and muscle enzymes. However, most patients require azathioprine, methotrexate, or other immun...
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