Dr. Leslie G. Biesecker

Dr. Harry “Hal” Dietz is a professor of pediatrics, an associate professor of medicine and an assistant professor of neurological surgery at the Johns Hopkins University School of Medicine. He is the Victor A. McKusick Professor of Genetics and also serves as the director of the William S. Smilow Center for Marfan Syndrome Research. Recognized as the world’s leading authority on Marfan syndrome, Dr. Dietz conducted genomic mapping and research on therapeutic agents for deficiencies in the genetic protein fibrillin, which is linked to Marfan syndrome. His research contributions have made diagnosis of the condition patient-specific and accurate. He has received more than 50 national and international awards and honors, including the Antoine Marfan Award from the National Marfan Foundation and the Art of Listening Award from the American Heart Association. Dr. Dietz is an ad hoc reviewer for 19 different organizations, including the American Journal of Cardiology, the Archives of Pediatric and Adolescent Medicine, and the Journal of Clinical Investigation. Over more than two decades, Dr. Dietz has mentored 75 predoctoral and postdoctoral researchers. He has authored 282 original publications in peer-reviewed journals, 25 textbook chapters, and 239 abstracts, and has also delivered more than 440 lectures on Marfan syndrome and related genetic disorders. Dr. Dietz completed his B.S. at Duke University and received his M.D. from the SUNY Upstate School of Medicine. He completed a pediatric residency and a cardiology fellowship at Johns Hopkins University before joining the faculty in 1992. Dr. Dietz is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. His top areas of expertise are Caudal Duplication, Neu Laxova Syndrome, Early Infantile Epileptic Encephalopathy, and Cardiomyopathy Hypogonadism Metabolic Anomalies.

Patroula Smpokou is a Medical Genetics provider in Washington, Washington, D.c.. Dr. Smpokou is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. Her top areas of expertise are RASopathies, Noonan Syndrome, Lhermitte-Duclos Disease, and Bannayan-Riley-Ruvalcaba Syndrome.

Dina Zand is a Medical Genetics specialist and a Pediatrics provider in Washington, Washington, D.c.. Dr. Zand is rated as an Advanced provider by MediFind in the treatment of Costello Syndrome. Her top areas of expertise are Agyria Pachygyria Polymicrogyria, Cerebellar Hypoplasia, Lissencephaly 1, and Miller-Dieker Syndrome.