Dermatomyositis Flashcards
1
Q
Signs of dermatomyositis
A
Muscle pain
Macular rash - shawl sign (back and shoulders)
Heliotrope rash on eyelids
Nailfold erythema
Gottron’s papules - roughened red papules over knuckles, elbows and knees
2
Q
Investigations for dermatomyositis
A
Raised muscle enzymes - CK and LDH
Raised ENA antibodies (anti-Jo1 and anti-Mi2)
Muscle biopsy to confirm
3
Q
Management of dermatomyositis
A
Look for underlying malignancy (30%)
Prednisolone
Hydroxychloroquine or topical tacrolimus for skin disease
