329 results found
Medical tests
… test. Do not use tobacco for 4 hours before the blood test. Your doctor may ask you to stop certain medicines, such as … or allergy remedies, including aspirin, or non-prescription diet pills for 2 weeks before the test. Having a blood … Be sure to keep warm, because being cold can also increase your levels. Ask for a blanket if you feel cold. How It Is …
Medical tests
… needs this B vitamin to make blood cells and to maintain a healthy nervous system . Vitamin B12 is found in animal … water) for 10 to 12 hours before the test. How It Is Done Your health professional drawing blood will: Wrap an elastic … bruise at the site. You can lower the chance of bruising by keeping pressure on the site for several minutes. In rare …
Medical tests
… there's nothing you have to do before this test, unless your doctor tells you to. How It Is done A health … Results Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for … tests are usually needed to confirm a diagnosis. For many healthy people, a slightly high LDH isn't serious. It can …
Medical tests
… urea nitrogen (BUN) test measures the amount of nitrogen in your blood that comes from the waste product urea. Urea is made when protein is broken down in your body. Urea is made in the liver and passed out of your … your BUN level rises. Heart failure , dehydration , or a diet high in protein can also make your BUN level higher. …
Medical tests
… (sodium). When a tumour that makes aldosterone is present, your aldosterone level will be high while a renin level will … and salty snacks like potato chips or pretzels. A low-salt diet can also increase aldosterone levels. Tell your doctor if you are on a low-salt food plan. Do not eat …
Medical tests
… Check for too much or too little iron in the blood. See if your diet is providing enough iron. Find out if treatment to keep the right amount of iron in your blood is working. How To Prepare Do not eat or drink …
Medical tests
… a test for gastrin is done after eating a high-protein diet or after receiving an injection of the digestive … as you want up to 1 hour before the test. Be sure to tell your doctor about all the non-prescription and prescription … the digestive hormone secretin is injected into a vein in your arm. More blood samples are taken at the time of the …
Medical tests
… of the waste product creatinine (say "kree-AT-uh-neen") in your blood and urine. These tests tell how well your kidneys are working. Another substance, creatine (say … can also mean some types of severe liver disease or a diet very low in protein. Pregnancy can also cause low …
Medical tests
… Information Test Overview A genetic test checks the DNA of your cells. It can find changes in your genes or chromosomes that may cause a genetic illness. The results may tell you about your ancestry, your health, or your risk for certain …
Medical tests
… Amniocentesis is a test to look at the fluid that surrounds your baby ( fetus ) in the uterus . Amniotic fluid has cells … other substances that can give clues about the health of your fetus. For this test, a needle is put gently through … from amniocentesis do not guarantee that your baby will be healthy. Fetal Ultrasound Medical Tests: …
