The Hunter Syndrome Foundation is a 501(c)3 non-profit corporation with a mission to fund potential therapies that will ultimately find a cure for this disorder. Hunter Syndrome or Mucopolysaccharidosis Type II (MPS II) is a rare genetic disorder that slowly destroys the body's cells. This is a rare condition affecting 1 in 150,000 males. There is currently no cure, and the disease is progressive and life-limiting.