What Causes Maple Syrup Urine Disease? Maple syrup syndrome is a very rare genetic disorder, with only about 1 in 185,000 infants born with the condition. MSUD is caused by mutations or changes in ...
In the first few weeks of life, babies are sometimes offered a newborn blood spot screening to check for an inherited condition such as maple syrup urine disease (MSUD). This is a very rare genetic ...