MYOM2 and Miyoshi myopathy: The diagnosis of NSMM is predicated upon evidence of ≥10% plasma cell infiltration in the bone marrow (BM) or biopsy-proven plasmacytoma; MM-related organ damage (CRAB features; i.e., calcium elevation, renal insufficiency, anemia and bone lesions); and lack of M-protein in serum and urine [3].