title: Progressive neurologic disorder.
mesh_terms: D001259:Ataxia / Q000503:physiopathology*; D001853:Bone Marrow / Q000473:pathology*; D005133:Eye Movements; D005487:Foam Cells / Q000473:pathology*; D006801:Humans; D008264:Macrophages / Q000473:pathology*; D013577:Syndrome