Nurse practitioner Stacey Biffle-Quimba (IMAGE) Ohio State University Wexner Medical Center Caption Nurse practitioner Stacey Biffle-Quimba examines slides to identify and diagnose sexually transmitted infections. A new national survey finds a third of Americans believe STIs can only be spread through sexual intercourse and one in five believe you should only be tested if you’re experiencing symptoms of an STI. These are dangerous misconceptions that could delay testing and treatment. Credit The Ohio State University Wexner Medical Center Usage Restrictions All multimedia is available for free and unrestricted media use with courtesy to The Ohio State University Wexner Medical Center License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.