What Do Diagnostic Medical Sonographers Do? Diagnostic Medical Sonographers (DMSs), also known as ultrasonographers or sonographers, use special equipment that directs high frequency sound waves into a patient’s body to collect images for interpretation by physicians to assess and diagnose various medical conditions (procedures commonly known as ultrasounds, sonograms, or echocardiograms). This diagnostic medical procedure can be used to examine the abdomen, breasts, female reproductive system, prostate, heart, and blood …Read More