<prompt> A 40 year old woman presented with a 8 month history of erythema and swelling of the periorbital region papules plaques on the dorsolateral aspect of forearms knuckles with ragged cuticles. There was no muscle weakness. The most likely diagnosis is:SLEDermatomyositisSystemic sclerosisMixed connective tissue disorder  <response>: B i.e. Dermatomyositis 