329 results found
Medical tests
… Albumin Urine Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … by the kidneys. When the kidneys are working as they should, there may be a very small amount of albumin in the … it is called microalbuminuria. Albuminuria is most often caused by kidney damage from diabetes . But many other …
Medical tests
… at the same time. A procedure called catheter ablation uses the catheters to destroy (ablate) small areas of your … during your procedure. Your doctor will tell you if you should stop taking any of them before the procedure and how … leg straight for up to a few hours. The nurse may put a weighted bag on your leg to keep it still. If the catheter …
Medical tests
… Blood Culture On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … to find germs (such as bacteria or a fungus) that can cause an infection. A bacterial infection in the blood, called … It can happen because of a disease (such as cancer or AIDS) or from medicines (such as corticosteroids or …
Medical tests
… non-pregnant women. The level of AFP in the blood is used in a serum quadruple screening test. This test is often … that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is … blood test, because the test results will be based on your weight. The test results are also based on race, age, and …
Medical tests
… Adrenocorticotropic Hormone (ACTH) Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … cortisol (or low ACTH and high cortisol levels) could be caused by a problem with the adrenal glands. Low levels of … Be sure to ask your doctor if there are any foods that you should not eat. Many medicines can change the results of …
Medical tests
… Test Overview An angiogram is an X-ray test that uses dye and a camera to take pictures of the blood flow in … important to many health problems. Coronary Artery Disease: Should I Have an Angiogram? Why It Is Done An angiogram is … your leg straight for several hours. The nurse may put a weighted bag on your leg to keep it still. If the catheter …
Medical tests
… syndrome is causing symptoms, such as chronic diarrhea, weight loss, and weakness. A person with malabsorption … from the intestinal tract into the bloodstream. Find the cause of a child's failure to gain weight, especially when the … before having this test. Children younger than 9 years old should not eat or drink anything except water for 4 hours …
Medical tests
… Esophagus Tests On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … can find: A weak lower esophageal sphincter . This may cause reflux. Weak muscle contractions when you swallow. This … to the stomach. Find out if the esophagus is working as it should. Check how the esophagus works before surgery for …
Medical tests
… Blood Urea Nitrogen (BUN) Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … Blood urea nitrogen (BUN) and creatinine tests can be used together to find the BUN-to-creatinine ratio … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The …
Medical tests
… Cortisol in Blood Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It … (ACTH). Cortisol has many functions. It helps the body use sugar (glucose) and fat for energy ( metabolism ), and … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The …
