Cardiovascular Credentialing International (CCI)
www.cci-online.org

This organization offers two Sonography credentials:

• The Registered Cardiac Sonographer (RCS) and Registered Vascular Specialist (RVS) examinations each contain 170 questions and each candidate is given 3 hours to complete the examination.
• Questions pertaining to basic math skills, hemodynamics, safety practices, ultrasound instrumentation, and ultrasound physics are included on these examinations.