Ultrasonography - is body imaging using ultrasound in medical diagnosis. Medical professionals classify ultrasonography into various types based on what body part is undergoing testing. Abdominal – creating image of internal organs such as: liver, gallbladder, kidneys (also other urinary tract organs), pancreas, spleen. Ultrasonnography is widely used in obstetrics. Also, vascular ultrasonography, which allows imaging of blood vessels in any part of the body. Usually, ultrasonography is ordered and administered by physician, who interprets test results.