Dr. Palm says the most common dermatomyositis symptoms include: An itchy, violet-colored or dark red rash around ... upper arms or neck or that worsens over time Joint pain, stiffness and fatigue ...

The rashes may appear in a small area or be widespread on different body parts, such as arms, legs ... with other symptoms as fever, joint pain, and swollen lymph nodes Erythroderma Less common ...

It may also cause a lacy-patterned rash on the arms, legs, and upper body that might ... Make an appointment with a doctor if: you experience fever or joint pain along with your rash and swollen ...