Clinical Study Cohort of Idiopathic Inflammatory Myositis

Inclusion Criteria

• •1. Age≥ 18 years old and ≤ 75 years old
• •2. Meet the 2017 EULAR/ACR classification criteria for inflammatory myopathy (IIM), the above score ≥ 5.5 points if there is no muscle biopsy, and 6.7 points ≥ if there is muscle biopsy
• •3. Cooperate with follow-up, examination and treatment and voluntarily sign the informed consent form.
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• •a. IIM with other connective tissue diseases; b. Negative myositis antibody test; c. Those who are in the period of acute infection, or have a history of active tuberculosis in the past; d. People with allergies or allergies to multiple drugs; e. Those who have mental illness or other reasons and cannot cooperate with examination, follow-up or treatment; f. Women who are pregnant, or are trying to become pregnant; g. Those who are participating in or have participated in clinical trials within the specified time.
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