Myofibrillar myopathies -- Mayo Clinic

Myofibrillar myopathies or MFM is a group of muscular dystrophies. In this video, Duygu Selcen, M.D., a Mayo Clinic pediatric neurologist describes how MFM can appear as early as childhood or late teens. She also discusses the symptoms and signs of MFM, as well as the Mayo Clinic approach to diagnosing and treating MFM.