Myxedema is related to autoimmune polyendocrine syndrome, type ii and toxic diffuse goiter. An important gene associated with Myxedema is TSHR (Thyroid Stimulating Hormone Receptor), and among its related pathways/superpathways are G alpha (s) signalling events and Thyroid hormones production and peripheral downstream signaling effects. Affiliated tissues include thyroid and skin, and related phenotypes are growth/size/body region and endocrine/exocrine gland