Currently Recruiting Studies Cerebral Adrenoleukodystrophy (CALYX) Characterization of the Natural History of Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation Genetic Causes of Intellectual Disability Have you been diagnosed with Cerebral X-linked Adrenoleukodystrophy (cALD) You are now leaving KennedyKrieger.org to visit an external site. Do you wish to continue? Continue to External Site