Glycogen Storage Disease Xv, also known as glycogen storage disease with severe cardiomyopathy due to glycogenin deficiency, is related to polyglucosan body myopathy 2 and glycogen storage disease, and has symptoms including muscle weakness An important gene associated with Glycogen Storage Disease Xv is GYG1 (Glycogenin 1), and among its related pathways/superpathways are Glycogen metabolism and Translation factors. The drug Pharmaceutical Solutions has been mentioned in the context of this disorder. Affiliated tissues include skeletal muscle and heart, and related phenotypes are decreased muscle mass and emg: myopathic abnormalities