Teaching NeuroImages: Mucopolysaccharidosis type VI (Maroteaux-Lamy syndrome) in a previously undiagnosed infant

A 10-month-old boy presented with mild developmental delay and thoracolumbar kyphosis. This was partially correctable, with no neurologic deficit. Neuroimaging (figure) showed characteristic features of type VI mucopolysaccharidosis.1 Biochemical analysis …