329 results found
Medical tests
… (ACTH). Cortisol has many functions. It helps the body use sugar (glucose) and fat for energy ( metabolism ), and … of the way cortisol levels vary throughout a day. If your doctor thinks you might make too much cortisol, the test will probably be done late in the day. If your doctor thinks you may not be making enough, a test is …
Medical tests
… are needed to change galactose into glucose, a sugar that your body uses for energy. A person with galactosemia doesn't have one … heel is poked, and several drops of blood are collected. Your baby may have a tiny bruise where the heel was poked. …
Medical tests
… well the thyroid gland is working. Ultrasound also may be used to check the four parathyroid glands that lie behind or … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done This test is done … waist. And you may drape a paper or cloth covering around your shoulders. Remove all jewellery from your head and …
Medical tests
… challenge and inhalation challenge tests are sometimes used to diagnose asthma and workplace asthma (occupational … also have a specific inhalation challenge. In this test, your doctor exposes you to a small amount of the material that may be causing your symptoms and then measures your lung function. Related …
Medical tests
… labour, and delivery. It keeps track of the heart rate of your baby ( fetus ). It also shows how long each contraction of your uterus lasts. Your baby's heart rate is a good way to … held in place with elastic belts on your belly. One sensor uses reflected sound waves (ultrasound) to keep track of …
Medical tests
… Information Test Overview Chlamydia tests use a sample of body fluid or urine to see whether chlamydia … be done on a urine sample. If you have chlamydia, all of your sex partners from the last 60 days should be tested and … you make wise health decisions or take action to improve your health. Decision Points focus on key medical care …
Medical tests
… identify a rare inherited disease ( homocystinuria ) that causes a deficiency of one of several enzymes needed to … may affect the results of this test. Be sure to tell your doctor about all the non-prescription and prescription medicines you take. Talk to your doctor about any concerns you have regarding the need …
Medical tests
… Test Overview Cardiac catheterization is a test to check your heart. This test uses a thin, flexible tube called a catheter that is … exactly about when to stop eating and drinking. If your doctor told you to take your medicines on the day of …
Medical tests
… of bone marrow fluid through a needle. Bone marrow biopsy uses a needle to take out a small amount of bone with the … The doctor will inject numbing medicine in the skin over your bone. He or she will put a needle through your skin and into your bone to reach the bone marrow. You …
Medical tests
… on a treadmill. The ankle-brachial index (ABI) result is used to predict the severity of peripheral arterial disease (PAD). A slight drop in your ABI with exercise means that you probably have PAD. … resting ankle-brachial index is 1.0 to 1.4. This means that your blood pressure at your ankle is the same or greater …
