What is the life expectancy of someone with dermatomyositis?

For dermatomyositis, polymyositis, and necrotizing myopathy, the progression of the disease is more complicated and harder to predict. More than 95 percent of those with DM, PM, and NM are still alive more than five years after diagnosis.

What is the life expectancy of polymyositis?

With early treatment for polymyositis, remission is possible. The 5-year survival rate for adults with polymyositis, according to Merck Manual, is 75 to 80%. Death may result from consequences of severe and progressive muscle weakness. People who have cardiac or pulmonary involvement seem to have a worse prognosis.

What are complications of dermatomyositis?

Dermatomyositis can cause heart muscle inflammation. In a small number of people who have dermatomyositis, congestive heart failure and heart rhythm problems develop. Lung disease. Interstitial lung disease can occur with dermatomyositis.

What are the long-term effects of dermatomyositis?

In addition, in some with chronic, long-term disease, certain joints may become fixed in a permanently bent (flexed) position (contractures) and lead to problems in walking. Individuals with dermatomyositis also develop characteristic skin changes that, in some cases, may precede muscle weakness.

Can dermatomyositis be prevented?

Since the cause of dermatomyositis is unknown, the disease is difficult to prevent. However, in some cases the disease seems to be triggered by a viral infection. Avoiding sources of infection, such as exposure to viruses, may be a way to reduce the triggers that may be associated with some cases of dermatomyositis.

What is Dermatopolymyositis with myopathy?

Dermatomyositis is a rare inflammatory disease. Common symptoms of dermatomyositis include a distinctive skin rash, muscle weakness, and inflammatory myopathy, or inflamed muscles. It’s one of only three known inflammatory myopathies. Dermatomyositis can affect both adults and children.

How are Gottron papules in dermatomyositis characterized?

Gottron papules are the pathognomonic skin lesions of dermatomyositis (DM) and are characterized by violaceous, flat-topped papules and plaques on the dorsal interphalangeal and metacarpophalangeal joints. Lupus tends to skip the knuckles and affect the skin in between.

What is amyopathic dermatomyositis?

Amyopathic dermatomyositis is a form of dermatomyositis characterized by the presence of typical skin findings without muscle weakness.

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