329 results found
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 … 24 hours. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… (heel stick). A person can be exposed to lead: By eating or drinking lead-contaminated foods, water, or other material … there's nothing you have to do before this test, unless your doctor tells you to. Be sure to tell your doctor if you are using any natural health products. How It Is Done Blood sample from a heel …
Medical tests
… are needed to change galactose into glucose, a sugar that your body uses for energy. A person with galactosemia … can begin within weeks after the baby has started drinking breast milk or formula. Babies with galactosemia … bruise where the heel was poked. Blood sample from a vein A health professional uses a needle to take a blood sample, …
Medical tests
… from metabolism . The blood carries carbon dioxide to your lungs, where it is exhaled. More than 90% of it in your … you to. Tell your doctor ALL the medicines and natural health products you take. Some may affect the results of the … A low level may be caused by: Hyperventilation . Aspirin or alcohol overdose. Diarrhea, dehydration, or severe …
Medical tests
… up after eating, especially after you eat fatty foods. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should stop …
Medical tests
… test. How It Is Done If the sample is taken from a vein A health professional uses a needle to take a blood sample, … Normal Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The normal range is just a …
Medical tests
… Test Overview Laryngoscopy is an examination that lets your doctor look at the back of your throat, your voice box (larynx) , and vocal cords with … on your own. Tell your doctor ALL the medicines and natural health products you take. Some may increase the risk of …
Medical tests
… The barium is often combined with gas-making crystals. Your doctor watches the barium move through your esophagus, … so allergic reactions are very rare. Some people gag while drinking the barium fluid. In rare cases, a person may choke … the Doctor Current as of: December 19, 2022 Author: Healthwise Staff Medical Review: E. Gregory Thompson MD - …
Medical tests
… of ferritin in the blood shows how much iron is stored in your body. Why It Is Done A ferritin blood test is done to: … test, unless your doctor tells you to. How It Is Done A health professional uses a needle to take a blood sample, … (genetic hemochromatosis). Some diseases, including alcohol use disorder , thalassemia , and some types of …
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 … Be sure to keep warm, because being cold can also increase your levels. Ask for a blanket if you feel cold. How It Is Done A health professional uses a needle to take a blood sample, …
