1. What is sonography?
Sonography is a test that is performed using high-frequency sound waves that creats an image of the internal body parts which are to be examined. The image that is created is displayed on a computer while scanning is being carried out.
2. Why is a sonography performed?
Sonography is used to diagnose the conditions behind symptoms such as swelling, pain, infection. It is helpful in examining internal organ damage. It is also used to guide biopsies, and examine a baby in pregnant women. It is safe and does not require ionizing radiations.
3. Is sonography safe for pregnant women?
Yes, sonography is safe, painless, and non-invasive for pregnant women. It helps to examine the brain, spine, and hips of the growing baby in a pregnant patient.
4. What is the difference between sonography and X-ray?
Sonography test involves high-frequency sound waves that create images of the area to be examined inside the body and does not expose patient to radiation. X- rays involve radiation, that are also called as electromagnetic waves, that create a picture in different shades of black & white. In this case patient is exposed to radiations.
5. How should I prepare for sonography?
One must wear loose clothing. The doctor instructs the patient to leave all valuable things like jewellery aside before scanning. If examination includes a pelvic ultrasound, the doctor suggests the patient to drink 6 to 7 glasses of water in 2 hours before the exam and should not urinate until examination is complete. You might be asked to come for the test on an empty stomach.