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Dermatomyositis (dur-muh-toe-my-uh-SY-tis) is an uncommon inflammatory disease marked by muscle weakness and a distinctive skin rash. The condition can affect adults and children. In adults, dermatomyositis usually occurs in the late 40s to early 60s.
A skin sample can help confirm the diagnosis of dermatomyositis. A muscle biopsy might reveal inflammation in your muscles or other problems, such as damage or infection. If the skin biopsy confirms the diagnosis, a muscle biopsy might not be necessary.
La dermatomiositis afecta más a las mujeres que a los hombres. La dermatomiositis no tiene cura, pero puede haber períodos en los que mejoran los síntomas. El tratamiento puede eliminar el sarpullido en la piel y ayudarte a recuperar la fuerza y la función musculares.
Muscle weakness and a skin rash are hallmarks of dermatomyositis. There's no cure, but treatments can relieve symptoms.
Dermatitis is a common condition that causes swelling and irritation of the skin. It has many causes and forms and often involves itchy, dry skin or a rash. Or it might cause the skin to blister, ooze, crust or flake. Three common types of this condition are atopic dermatitis, contact dermatitis and seborrheic dermatitis.
Polymyositis (pol-e-my-o-SY-tis) is an uncommon inflammatory disease that causes muscle weakness affecting both sides of your body. Having this condition can make it difficult to climb stairs, rise from a seated position, lift objects or reach overhead.
The major muscle diseases that are diagnosed and treated include adult and juvenile dermatomyositis, polymyositis, necrotizing autoimmune myopathy (immune-mediated necrotizing myopathy) and inclusion body myositis. These diseases cause muscle inflammation and damage, or both, that may be treatable.
The first parts of the body to be affected are usually the fingers, hands, feet and face. In some people, the skin thickening also can involve the forearms, upper arms, chest, abdomen, lower legs and thighs. Early symptoms may include swelling and itchiness.
症状. 皮肌炎的体征和症状可能突然出现，也可能随着时间逐渐显现。. 最常见的体征和症状包括：. 皮肤变化。. 紫色或暗红色皮疹，最常见于面部和眼睑，以及指节、肘部、膝盖、胸部和背部。. 皮疹可能发痒和疼痛，通常是皮肌炎的第一个体征。. 肌无力 ...
Blood tests. A blood test will let your doctor know if you have elevated levels of muscle enzymes, which can indicate muscle damage. A blood test can also detect specific autoantibodies associated with different symptoms of polymyositis, which can help in determining the best medication and treatment. Electromyography.