329 results found
Medical tests
… feel light-headed. The results help your doctor know the cause of your fainting or feeling light-headed. The test … such as fainting or feeling light-headed. Your doctor can see if your symptoms are caused by problems with your … drive you home after the test. Tell your doctor ALL the medicines and natural health products you take. Some may …
Medical tests
… replaced by the more relevant free thyroxine test. Free T4 can be measured directly. Triiodothyronine (T3) and free … Hormone (TSH) Test How To Prepare If you are taking thyroid medicines, tell your doctor when you took your last dose. … High thyroid hormone levels ( hyperthyroidism ) may be caused by: Diseases of the thyroid gland, such as Graves' …
Medical tests
… X-ray used to find problems inside the chest. A chest X-ray can help find some problems with the organs and structures … the information they need from a chest X-ray to find the cause of a problem. If the results from a chest X-ray are … tests may be done, such as a computed tomography (CT) scan, an ultrasound , an echocardiogram , or an MRI scan. Why …
Medical tests
… the parts of the eye . During the examination, your doctor can look at the front parts of the eye. These parts include … the lens, and the coloured part (iris). The doctor can also see the front part of the thick fluid (vitreous … on or in the eye. To find eye problems that may be caused by other diseases, such as diabetes or rheumatoid …
Medical tests
… , and cervix. If the doctor sees a possible problem, they can take a small sample of tissue. This is called a biopsy. … test. Or your doctor may tell you to keep taking it. (These medicines include aspirin and other blood thinners.) Make … take a sample. ECC takes less than a minute to do. It may cause mild cramping. An ECC is not done during pregnancy. …
Medical tests
… show clearly on the X-ray pictures. The angiogram pictures can be made into regular X-ray films or stored as digital … to the lungs, to look for lung problems, or to find other causes of blockage or narrowing of the vessels. How To … the test and for 1 day after the test. If you take these medicines, talk with your doctor. This test can be done as …
Medical tests
… liver is not able to convert ammonia to urea. This may be caused by cirrhosis or severe hepatitis . For this test, a … identify a childhood disorder called Reye syndrome that can damage the liver and the brain. Ammonia testing can also help predict the outcome (prognosis) of a diagnosed …
Medical tests
… This fluid buildup is called ascites . Ascites may be caused by infection, inflammation, an injury, or other conditions, such as cirrhosis or cancer. The fluid is taken out using a thin needle put … Or your doctor may tell you to keep taking it. (These medicines include aspirin and other blood thinners.) Make …
Medical tests
… include items such as sodium, potassium, and chloride. It can also be done as part of an arterial blood gas (ABG) … a group of blood tests (chemistry screen) to help find the cause of many kinds of symptoms, including many kidney … unless your doctor tells you to. Tell your doctor ALL the medicines and natural health products you take. Some may …
Medical tests
… infection. They look for antibodies to the bacteria that cause syphilis . Some tests look for the syphilis bacteria. … through sexual contact: vaginal, anal, or oral sex. It can also spread to the fetus of a person who has syphilis … Transmitted Infection? Why It Is Done A syphilis infection can spread through the bloodstream to all parts of the body. …
