Mongolian Spot, also known as mongolian macula, is related to meningeal melanocytoma and hurler-scheie syndrome. An important gene associated with Mongolian Spot is IDS (Iduronate 2-Sulfatase), and among its related pathways/superpathways are Metabolism and Development Angiotensin activation of ERK. Affiliated tissues include skin, and related phenotypes are nervous system and muscle