Dr. Francy Y. Shu

Dr. Heitzman completed his medical degree at Texas Tech University Health Sciences Center. He finished his neurology training at the University of Texas Southwestern Medical Center at Dallas from 1990-1993, serving as Chief Resident from 1992-1993. He completed a fellowship in EMG, neuromuscular disease and neurophysiology at the Cleveland Clinic in Cleveland, Ohio from 1993-1994. He currently holds positions at Baylor University Medical Center at Dallas and the University of Texas Southwestern Medical Center at Dallas. Dr. Heitzman is a Fellow with the American Academy of Neurology. Dr. Heitzman practices general neurology, but has particular interests in ALS, peripheral nerve and muscle problems, EMG and the use of botulinum toxins (cervical dystonia, hemifacial spasm, blepharospasm, sialorrhea and spasticity). He is director of the ALS / Motor Neuron Disorder Clinic at Texas Neurology sponsored by the Muscular Dystrophy Association (MDA). He is currently participating in multiple clinical drug trials for neurologic diseases. Dr. Heitzman is highly rated in 25 conditions, according to our data. His top areas of expertise are Amyotrophic Lateral Sclerosis (ALS or Lou Gehrig's Disease), Primary Lateral Sclerosis, Dysarthria, and Spinal Muscular Atrophy (SMA).

Benjamin Greenberg is a Neurologist in Dallas, Texas. Dr. Greenberg is highly rated in 19 conditions, according to our data. His top areas of expertise are Transverse Myelitis, Optic Neuritis, Neuromyelitis Optica, and Multiple Sclerosis (MS).

Dr. Schiffmann is a renowned expert on neurometabolic diseases. He earned his medical degree from the University of Liège, Belgium and a Master of Health Sciences in Clinical Research from Duke University. He is board-certified in Neurology with a Special Qualification in Child Neurology and is a Fellow of the American Academy of Neurology. Dr. Schiffmann was a lead researcher at the United States National Institutes of Health in Bethesda, Maryland for over 17 years (1991-2007) and then the Director of the Institute of Metabolic Disease at the Baylor Scott & White Research Institute in Dallas, Texas, 2008-2019. Dr. Schiffmann is a Professor in the Department of Internal Medicine, Texas Christian University and a Clinical Professor, Texas A&M University Medical School College of Medicine. He is also a Senior Vice President for Clinical Research at 4D Molecular Therapeutics. Dr. Schiffmann has been performing pre-clinical and clinical research on lysosomal storage diseases since 1991 with a special focus on the natural history, pathogenesis and therapy of Fabry disease, Gaucher disease and the leukodystrophies. One of his particular interests and areas of expertise is to address patients with undiagnosed neurological diseases. Dr. Schiffmann has published 276 peer-reviewed research articles and over 15 book chapters. Dr. Schiffmann is highly rated in 10 conditions, according to our data. His top areas of expertise are Gaucher Disease Type 3, Fabry Disease, Gaucher Disease, and Leukodystrophy.