These things may be due to inflammation, infection, or other diseases. Or fluid may be seen in the belly cavity. A growth may press against it or may be seen in an organ. The system that drains the kidneys is not blocked.ДЄn organ looks abnormal. The thickness of the gallbladder wall is normal. The organs have a normal size, shape, and texture. It uses sound waves to show images on a screen. He or she may want to take more views of some areas of your belly.ДЄn abdominal ultrasound takes pictures of the organs and other structures in your upper belly. You may be asked to wait until the radiologist has reviewed the images. This lets the person doing the test see organs and structures more clearly. You may be asked to take a breath and hold it for several seconds during the test. You need to lie very still while the test is being done. For a kidney ultrasound, you may be asked to lie on your stomach. You may be asked to change positions so more scans can be done. A small handheld device (transducer) is pressed against your belly. Warmed gel will be spread on your belly or back to help the sound waves work best. You will lie on your back (or on your side) on a padded examination table. You will be given a cloth or paper to cover yourself during the test. It depends on which area is being examined. You may also need to take off all or most of your clothes. The test is done in an ultrasound room in a hospital or doctor's office. In that case, a radiologist will supervise. Sometimes an ultrasound technologist (sonographer) will do the test. This is a doctor who has special training to perform and interpret imaging tests. This is a procedure to remove fluid from the belly cavity. An ultrasound also may be done to guide the needle during a paracentesis.

Look for fluid buildup in the belly cavity.

Guide the placement of a needle or other tool during a biopsy.

Find out if a mass in a belly organ is a solid tumour or a fluid-filled cyst.

Or it can check how the kidneys are doing after a transplant. It can also look for causes of bladder infections that won't go away. If needed, a kidney ultrasound can find out the size of the kidneys, detect a mass, or detect fluid surrounding the kidneys.

Look for blocked urine flow in a kidney.

Find problems with the pancreas, such as a tumour.

Learn the size of an enlarged spleen and look for damage or disease.Look for gallstones, inflammation of the gallbladder, or blocked bile ducts.This test may be done to follow up after liver function tests. These include jaundice, cirrhosis, or fatty liver. It may also check for problems of the liver. Check the size, shape, and position of the liver.An aneurysm may cause a large, pulsing lump in the belly. Find, measure, or monitor an aneurysm in the aorta.If you need the structures and organs in your lower belly checked, you will get a pelvic ultrasound. If your doctor needs more details about a specific organ in the upper part of your belly, you may get a special ultrasound, such as a kidney ultrasound. The kidneys remove wastes from the blood. This pair of organs is in the upper part of your belly, but toward your back. Insulin helps the body use sugars for energy. The pancreas also releases insulin into the bloodstream. The digestive enzymes then move into the bowels. The spleen sits to the left of the stomach, just behind the lower left ribs. The bile helps your body digest food and absorb vitamins that dissolve in fat. When you eat, the gallbladder contracts to send bile to the bowels (intestines). This small organ is right under the liver. It also stores sugars and breaks down many of the body's waste products. It makes bile (a substance that helps digest fat). This large organ lies under the rib cage on the right side of the belly. It supplies blood to the lower part of the body and the legs. This large blood vessel passes down the back of the chest and belly. An abdominal ultrasound takes pictures of the organs and other structures in your upper belly.

Abdominal sonogram