Myh7-Related Late-Onset Scapuloperoneal Muscular Dystrophy, also known as myh7-related late-onset scapuloperoneal syndrome, is related to combined t and b cell immunodeficiency and lymphopenia. An important gene associated with Myh7-Related Late-Onset Scapuloperoneal Muscular Dystrophy is LOC126861897 (BRD4-Independent Group 4 Enhancer GRCh37_chr14:23884455-23885654).