329 results found
Medical tests
… of the eyes may look yellow (jaundice). Jaundice may be caused by liver disease ( hepatitis ), blood disorders ( … generally nothing you have to do before this test, unless your doctor tells you to. How It Is Done Blood sample from a … baby's bilirubin level is high. Blood sample from a vein A health professional uses a needle to take a blood sample, …
Medical tests
… get one if a test shows that you have blood or protein in your urine. The biopsy is usually done by putting a long, … to make sure there is a good sample. The doctor may use ultrasound to guide the needle during the biopsy. The … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… if there is any active virus in the blood. It's sometimes used to see how well treatment for hepatitis C is working. … there is nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… hormone levels. DHEA-S might be tested to: Look for the cause of facial hair, a deep voice, or other signs of too much … disease . A tumour in an adrenal gland. How To Prepare If your doctor tells you to fast before your test, do not eat … a certain time in their menstrual cycle. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… in the pleural space. But too much fluid can build up because of problems such as infection, heart failure, and lung … doctor can test the fluid to find the cause of the buildup. Your doctor will put a long, thin needle or a thin plastic … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… needs this B vitamin to make blood cells and to maintain a healthy nervous system . Vitamin B12 is found in animal … usually measured at the same time as a folic acid test, because a lack of either one or both can lead to a form of … water) for 10 to 12 hours before the test. How It Is Done Your health professional drawing blood will: Wrap an elastic …
Medical tests
… gastrointestinal (or GI) endoscopy is a test that allows your doctor to look at the inside of your esophagus, … is the tube that carries food to your stomach. The doctor uses a thin, lighted tube that bends. It is called an … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… procedure. Why It Is Done A spinal tap is done to: Find a cause for symptoms possibly caused by an infection (such as … in the brain caused by too much CSF. How To Prepare Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… How It Is Done Results Test Overview Some blood tests are used to determine whether your liver is damaged or inflamed. Although these tests help … test, unless your doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, …
Medical tests
… hysteroscopy is a procedure to find and treat problems with your uterus. It may be done to remove growths from the uterus, such as fibroids or polyps. It may also be used to diagnose and treat abnormal bleeding or fertility … options. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
