《英文MSH词典》MPS IV A
[入口词] MPS IV A
[主题词] Mucopolysaccharidosis IV
[英文释义] Genetic disorder of mucopolysaccharide metabolism characterized by skeletal abnormalities,joint instability,development of cervical myelopathy,and excessive urinary keratan sulfate. There are two biochemically distinct forms,each due to a deficiency of a different enzyme.