Fri0250 “are Myositis Antibodies Specific for Idiopathic Inflammatory Myopathy Diagnosis?” Clinical Correlation of a Cohort of Patients Positive for Myositis Antibodies
Abstract:Background:Idiopathic inflammatory myopathies (IIM) are a group of immune-mediated diseases characterized my muscle weakness, skin rash and systemic involvement. Myositis-specific antibodies (MSA) and myositis-associated antibodies (MAA) play a major role in IIM diagnosis, classification and prognosis. Nevertheless, MSA/MAA testing is not standardized and there very few studies addressing their relationship with other diseases.Objectives:To describe a cohort of patients tested positive for MSA/MAA, and to expl… Show more
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