329 results found
Medical tests
… it in the past. The test looks for antibodies made by the body to fight the virus. They will be in your blood if you have a hepatitis A infection now or have … 8 to 12 weeks after you are first infected. They stay in your blood and protect you from hepatitis A permanently. Why …
Medical tests
… energy to make pictures of organs and structures inside the body. In many cases, MRI gives different information about … to not eat or drink for several hours before the test. Tell your doctor if you get nervous in tight spaces. You may get … ride home. It may be unsafe for you to drive or get home on your own. How It Is Done Before the test You will need to …
Medical tests
… blood test is done to check for conditions that cause the body to make certain types of antibodies called cold … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
Medical tests
… by bacteria or viruses. Antibodies , which are made by the body to fight infection. Hepatitis B DNA , which is the … that show you have liver problems. You are pregnant. You or your doctor wants to know if you are protected from getting the disease. The tests also are done to help your doctor decide about your treatment and see how well …
Medical tests
… substance called a tracer is injected into a vein in your arm. The tracer travels through your bloodstream and into your bones. Then a special camera … you may be asked to drink 4 to 6 glasses of water so your body can wash out the tracer that does not collect in your …
Medical tests
… Antithyroid Antibody Tests On this page: Test Overview Why It Is Done How To … who have one autoimmune disease may get another one. Tell your doctor if you have any new or worse symptoms. These … This can show Hashimoto's thyroiditis. It also can help your doctor tell if mild hypothyroidism is likely to get …
Medical tests
… In many cases MRI gives information about structures in the body that cannot be seen as well with an X-ray , ultrasound … For an MRI test, you are placed inside the machine so that your knee is inside the strong magnetic field. MRI can find … The contrast material may be put in a vein ( IV ) in your arm or directly into your knee. There are two main …
Medical tests
… that checks for problems with the electrical activity of your heart. An EKG shows the heart's electrical activity as … blood through the heart to the lungs and the rest of the body. Why It Is Done An EKG is done to: Check the heart's … along with the risks, benefits, and other options. Tell your doctor ALL the medicines and natural health products …
Medical tests
… The oral glucose tolerance test (OGTT) measures the body's ability to use a type of sugar, called glucose, that … women for gestational diabetes. How To Prepare Tell your doctor about all the prescription and non-prescription … smoke, or do strenuous exercise for at least 8 hours before your first blood sample is taken. (You can drink water …
Medical tests
… and nerves. Tay-Sachs is an inherited disease in which the body can't break down fatty substances as it should, so the … to see whether you are a Tay-Sachs carrier, you should tell your doctor if you have had a blood transfusion in the past 3 months. Talk to your doctor about any concerns you have about the need for …
