Hearing Loss in Mucopolysaccharidosis.

 Mucopolysaccharidosis (MPS) is a set of rare diseases caused by deficiency of lysosomal enzymes that lead to the accumulation of glycosaminoglycans (GAG) in tissues and organs, which, in turn, is responsible for the multisystemic clinical, chronic, and progressive symptoms.  To describe the profile of the otorhinolaryngological clinical examination and audiology tests of patients with MPS disease.  The present study is a case series.