Zhan et al. divided the gene detection of the new diagnosis MM (NDMM) into seven categories: LB (low bone disease), PR (proliferation), HY (hyperdiploid), MS (MMSET), MF (MAF/MAFB), CD1 and CD2 (spiked expression of CCND1 and CCND2)27. The gene discussed is CCND2; the disease is Miyoshi myopathy.