Lifespan School of Medical Imaging

About Diagnostic Medical Sonography

Diagnostic sonography, or ultrasonography, is the use of sound waves to generate an image for the assessment and diagnosis of various medical conditions. Many people associate sonography with obstetrics and the viewing of the fetus in the womb, but this technology has many other applications.

Two adults in medical imaging
The Lifespan School of Medical Imaging offers an accredited certificate program in diagnostic medical sonography (DMS).

The professionals who perform ultrasound examinations are known as sonographers.

There are several areas of specialization in the field of sonography. These specialty areas are:

  • Abdomen*: the evaluation of all the soft tissues, blood vessels and organs of the abdominal cavities (the liver, spleen, urinary tract and pancreas)
  • Obstetrics/Gynecology*: the evaluation of the female reproductive system
  • Pediatric echocardiography: examining congenital anomalies of infants and children
  • Echocardiography: the evaluation of the anatomy and hemodynamics (blood flow) of the heart, its valves and related blood vessels
  • Neurosonology: the evaluation of the brain and spinal cord
  • Ophthalmology: the evaluation of the eye, including orbital structures and muscles

* designates specialties offered at Rhode Island Hospital