329 results found
Medical tests
… and the amount of potassium you eat. The hormone levels in your body, severe vomiting, and taking certain medicines … diet has enough potassium for the body's needs. But if your levels get low, it can take some time for your body to start holding on to potassium. A potassium …
Medical tests
… meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid gland . Some … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done This test is … 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
… (EKG or ECG) is a test that checks for changes in your heart while you exercise. Sometimes EKG abnormalities … atria, and the two lower chambers are called ventricles. A natural electrical system causes the heart muscle to … an increased chance of having heart disease. How To Prepare Your doctor may recommend how you should eat before the …
Medical tests
… for the pelvic ultrasound. You may need to remove all your clothes below the waist and put on a gown before the … way of the ultrasound. You will need to take off most of your clothes below the waist. You will be given a gown to use during the test. You will lie on your back (or on your side) on a padded table. You need to …
Medical tests
… (say "kat-uh-KOH-luh-meens") are hormones made mostly by your adrenal glands as a reaction to stress. When you feel … organs, such as the brain, heart, and kidneys. This helps your body prepare for "fight-or-flight" reactions. Your body breaks down these hormones and passes them into …
Medical tests
… alcohol test measures the amount of alcohol (ethanol) in your body. Alcohol is quickly absorbed into the blood and … or intoxicated. If this test is being done for legal reasons, a consent form may be required, but refusing to take … alcohol level of an older adult more than it does for a young adult. Food. Food in the stomach absorbs some of the …
Medical tests
… Overview A chloride test measures the level of chloride in your blood or urine. Chloride is one of the most important … It helps keep the amount of fluid inside and outside of your cells in balance. It also helps maintain proper blood volume, blood pressure, and pH of your body fluids. Tests for sodium, potassium, and …
Medical tests
… you produce over a 24-hour period. You start collecting your urine in the morning. When you first get up, empty your bladder, but don't save this urine. Write down the time that you urinated to mark the start of your 24-hour collection period. For the next 24 hours, …
Medical tests
… of TB protein ( antigens ) under the top layer of skin on your inner forearm. If you have ever been exposed to the TB bacteria ( Mycobacterium tuberculosis ), your skin will react to the antigens by developing a firm … of PPD in a shot is put under the top layer of skin on your forearm. This is a good test for finding a TB …
Medical tests
… 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 … Why It Is Done A test for chlamydia is done to: See if your symptoms of a sexually transmitted infection (STI) are …
