CD79A and Miyoshi myopathy: High-risk MM was defined as BMPC ≥ 10% and a monoclonal component (IgG ≥ 3 g/dL, IgA ≥ 2 g/dL, or Bence Jones > 1 g/24 h) or only one of the two criteria described above, plus aPCs/BMPC ≥ 95%, with decrease of one or two uninvolved immunoglobulins ≥25%, without CRAB.