Mark Pasternack, MD, specializes in Pediatric Service, Infectious Disease Unit, and Chief, Pediatric Infectious Disease Unit, at Massachusetts General Hospital. Educated at Harvard Medical School, Dr. Pasternack completed his residency and clinical infectious disease fellowship at Massachusetts General Hospital and a research fellowship at the Center for Cancer Research, Massachusetts Institute of Technology. Author of numerous papers and articles for prestigious medical journals, Dr. Pasternack is an officer of the Massachusetts Infectious Diseases Society and a member of the Pediatric Infectious Disease Society as well as the Infectious Diseases Society of America. His broad clinical interests include Infectious Disease and Pediatric Infectious Disease. Dr. Pasternack has provided clinical care to PANS/PANDAS patients for over a decade and has participated in the PANS/PANDAS Research Consortium to develop clinical guidelines for the management of these patients.