Thymus Gland Disease, also known as disease of thymus gland, is related to hilar lung neoplasm and early yaws. An important gene associated with Thymus Gland Disease is MUSK (Muscle Associated Receptor Tyrosine Kinase), and among its related pathways/superpathways are CD28 co-stimulation and Primary ovarian insufficiency. Affiliated tissues include thymus, and related phenotypes are nervous system and growth/size/body region