One (1) of the following credentials: Registered Diagnostic Cardiac Sonographer (RDCS), Adult Echocardiography (AE); RDCS, Pediatric Echocardiography (PE); RDCS, Fetal Echocardiography (FE); Registered Vascular Technologist (RVT); Registered Cardiac Sonographer (RCS); Registered Congenital Cardiac Sonographer (RCCS); or Registered Vascular Specialist (RVS). Performs a variety of diagnostic sonographic examinations on adult and/or pediatric patients utilizing ultrasonic equipment in various modes and techniques to locate, evaluate, and record pertinent anatomical, physiological, pathological, and functional data for diagnosing and treating anatomic and physiologic disorders.