Joseph’s Hospital and Medical Center. Dr. Zwayne’s expertise includes pediatric and adolescent gynecology. She is a member of American Congress of Obstetricians and Gynecologists (ACOG), North American Society for Pediatrics and Adolescent Gynecology (NASPAG), and Society of Obstetricians and Gynecologists of Canada (SOGC). Dr. Zwayne received her medical degree from The University of Texas Medical Branch. She completed her residency in obstetrics and gynecology at Banner University Medical Center in Phoenix and her fellowship in pediatric and adolescent gynecology at the Hospital for Sick Children in Toronto, Ontario, Canada. Her special interests include global health.