Mucopolysaccharidosis Type VI

Dysostosis multiplex is a medical term for a pattern of bone problems that are common in people with Mucopolysaccharidoses, including Mucopolysaccharidosis Type VI. These bone problems include abnormally shaped back bones (vertebrae) and ribs (spatulate), enlarged skull, too small and too thick leg bones (hypoplastic epiphyses and thickened diaphyses) and bullet-shaped finger and toe bones (metacarpals).