Myoma, also known as neoplasms, muscle tissue, is related to dartoic leiomyoma and mixed endometrial stromal and smooth muscle tumor, and has symptoms including muscle cramp, muscle rigidity and muscle spasticity. An important gene associated with Myoma is PGR (Progesterone Receptor), and among its related pathways/superpathways are Phospholipase-C Pathway and Signal Transduction. The drugs Letrozole and Metyrosine have been mentioned in the context of this disorder. Affiliated tissues include smooth muscle and uterus, and related phenotypes are homeostasis/metabolism and growth/size/body region