With dermatomyositis what else should I be looking for?

Malignancy. Dermatomyositis can be associated with cancer 5 years prior to diagnosis or 5 years after diagnosi. A workup for breast stomach, ovary and other cancers is be essay. Discuss with treating doctor as well as side effects of medications.
Many things. Dermatomyositis is a disease with many complaints and physical findings. Listing them include muscle weakness and muscle pain, skin rashes which can take many different forms, weight loss, fevers, shortness of breath in severe cases. Raynauds which is color changes of the hands and feet can occur on exposure to colder temperatures. Labs from physicians are also very important to follow the disease.