In dermatomyositis which is not seen
*DM is a distinct entity identified by a characteristic rash accompanying or more often preceding muscle weakness. this includes heliotrope rash ,erythema of knuckles with a raised violaceous scaly eruption(Gottron's sign). *Dilated capillary loops at the base of fingernails are also characterised *Palma areas of fingers may become rough and cracked with irregular diy horizontal lines resembling mechanics hands. Ref Harrison20th edition pg 2367
Salmon patch
Gottron's papules
Peringual telangiectasia
Mechanic finger
C.N.S