329 results found
Medical tests
… time tests, no matter the testing method. It lets your doctor understand results in the same way even when … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … the health professional will take a sample of blood from your fingertip instead of your vein. For a finger stick …
Medical tests
… is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris … to see whether the area where fluid drains out of your eye (called the drainage angle ) is open or closed. It … often done during a regular eye examination, depending on your age and whether you are at high risk for glaucoma . …
Medical tests
… that checks for problems with the electrical activity of your heart. An EKG shows the heart's electrical activity as … along with the risks, benefits, and other options. 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
… (sodium). When a tumour that makes aldosterone is present, your aldosterone level will be high while a renin level will … A low-salt diet can also increase aldosterone levels. Tell your doctor if you are on a low-salt food plan. Do not eat … the toilet. Don't save this urine. This marks the start of your 24-hour period. For the next 24 hours, collect all your …
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 taking any of …
Medical tests
… (PTH) regulates the levels of calcium and phosphorus in your blood. When the phosphorus level is measured, a vitamin … is measured at the same time. Vitamin D is needed for your body to take in phosphate. The relation between calcium … a cause for abnormal vitamin D levels. How To Prepare Tell your doctor ALL the medicines, vitamins, and natural health …
Medical tests
… (T3) and thyroxine (T4). T3 and T4 help control your body's metabolism . Triiodothyronine (T3) and thyroxine … 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 …
Medical tests
… vessel, nerve, or psychological issues. To find the cause, your doctor will first ask about your sexual history and do a physical examination . During this examination, the doctor will: Check your blood pressure. Check your penis and testicles for any …
Medical tests
… On this page: Overview Why It Is Done Results Overview Your doctor may take a sample, or biopsy, of abnormal … A microscopic examination on the biopsied tissue can help your doctor find out whether human papillomavirus (HPV) is present. The biopsy can be done in your doctor's office or clinic. You may have an injection of …
Medical tests
… view of the parts of the eye . During the examination, your doctor can look at the front parts of the eye. These … lamp examination. Eyedrops may be used to widen (dilate) your pupils and to numb the surface of your eyes. Before the test, tell your doctor if you have …
