Diagnostic Medical Sonographers use high-frequency sound waves (ultrasound) to produce dynamic visual images of organs, tissues, and blood flow inside the body. Sonographers work closely with physicians by providing diagnostic images and a summary of technical findings to aid in reaching a medical diagnosis. This is a non-radiation modality and may be used on any patient, from prenatal to geriatric age. Sonographers may work in a hospital, clinic, physician's office, education, sales, or as an applications specialist. Daily tasks of the sonographer include: