Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: Evaluation of Blood Brain Barrier Integrity and Relationship to Structural Brain Abnormalities in MPS IIIB Patients Using Cerebrospinal Fluid/Serum Albumin Index (CSF-AI)
Brief Summary: The purpose of the study is to characterize structural abnormalities in the brain and the integrity of the blood brain barrier in patients with mucopolysaccharidosis type IIIB (MPS IIIB).