Additionally, mutations in other genes such as Tumor Protein p53 (TP53), Cyclin-Dependent Kinase Inhibitor 2A (CDKN2A), KIT, and Phosphatase and Tensin Homolog (PTEN) are implicated in the etiology and progression of MM (3, 53–55). The gene discussed is TP53; the disease is Miyoshi myopathy.