You can tell your child that the equipment takes pictures of the belly, and encourage him or her to ask the technician questions. How does the procedure work?
Within the audible range, frequency means pitch — the higher the frequency, the higher a sound's pitch. Sponsored by.
The transducer is placed on the body and moved back and forth over the area of interest until the desired images are captured. Usually, the referring physician or health care provider will share the results with you. Radiological Society of North America.
Ultrasound includes all sound waves above the frequency of human hearing — about 20 thousand hertz, or cycles per second. Doppler ultrasound images can help the physician to see and evaluate: Doppler — The Doppler effect refers to the apparent change in frequency of sound wave echoes returning to a stationary source from a moving target.
A follow-up examination may also be necessary so that any change in a known abnormality can be monitored over time. Unlike with x-rays or CT scans , this test does not expose you to ionizing radiation.
If an aneurysm or another problem is found, together you and your doctor will decide on a treatment plan, which may involve additional screening, monitoring watchful waiting or surgery. Abdominal ultrasound imaging is performed to evaluate the: By measuring these echo waves, it is possible to determine how far away the object is as well as the object's size, shape and consistency whether the object is solid or filled with fluid.
This can make it difficult to tell if you have one. During the examination, an ultrasound machine sends sound waves into the abdominal area and images are recorded on a computer. Accessible, Accurate, Advantageous.
Mayo Clinic does not endorse companies or products. New Brunswick , New Jersey: Ultrasound scanners consist of a console containing a computer and electronics, a video display screen and a transducer that is used to do the scanning.
Most of the time, the test takes less than 30 minutes.
Jaundice— A condition that results in a yellow tint to the skin, eyes and body fluids. Abdominal aortic aneurysm Abscess Appendicitis Cholecystitis Gallstones Hydronephrosis Kidney stones Pancreatitis inflammation in pancreas Spleen enlargement splenomegaly Portal hypertension Liver tumors Obstruction of bile ducts Cirrhosis. Before an abdominal ultrasound, you will be asked to change into a hospital gown and remove any jewelry or other objects that might interfere with the scan.
Home Tests and Procedures Abdominal Ultrasound.