Paul Nyirjesy, M.D., is a professor of medicine in the Department of Obstetrics & Gynecology at Drexel University College of Medicine and director of the Drexel Vaginitis Center. Nyirjesy is a leading expert in gynecological infectious diseases and sexually transmitted infections. He sees patients in Center City, Philadelphia. For more information or to make an appointment, call 215-762-3600 or visit www.drexelmed.edu/obgyn.