Clinically amyopathic dermatomyositis (CADM)

Amyopathic dermatomyositis (ADM) is recognized as a distinct subtype of dermatomyositis where there is a typical skin rash of classic dermatomyosiytis but without muscle involvement.

Sub types

This form may be further divided into

Associations
  • interstitial lung disease
  • malignancies:
    • according to one study, malignancy of the genitourinary organs (most common), aerorespiratory organs and breast were the most commonly observed solid organ tumors.