329 results found
Medical tests
… (BNP) test measures the amount of the BNP hormone in your blood. BNP is made by your heart and shows how well your heart is working. Normally, only a low amount of BNP is …
Medical tests
… much they are affected. These tests check to see how well your spinal nerves are working. They also check the nerves in your arms and legs. Why It Is Done You may need an EMG to find diseases that damage your muscles or nerves or to find out why you can't move …
Medical tests
… if the sputum sample is to be collected at home or in your doctor's office. Bronchoscopy sample Your doctor will tell you how soon before the procedure to … exactly about when to stop eating and drinking, or your surgery may be cancelled. If your doctor has instructed …
Medical tests
… hours before the test. Because this is a test involving your heart, you may have to stay overnight in the hospital … help you relax. You will get a shot of anesthetic to numb your skin and deeper tissues. Then a long, thin needle will be carefully inserted just below your breastbone. (In some cases, the needle is inserted …
Medical tests
… 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. … heel is poked, and several drops of blood are collected. Your baby may have a tiny bruise where the heel was poked. …
Medical tests
… may be asked to drink water right before the test so that your bladder is full. How It Is Done This test is done in an … may be asked to drink water right before the test so that your bladder is full. You may need to take off all or most of your clothes, depending on which part of the body is being …
Medical tests
… measures the amount of a type of sugar, called glucose, in your blood. Glucose comes from carbohydrate foods . It is … of energy used by the body. Insulin is a hormone that helps your body's cells use the glucose. Insulin is produced in … when the amount of glucose in the blood rises. Normally, your blood glucose levels increase slightly after you eat. …
Medical tests
… for the proteins troponin I (TnI) and troponin T (TnT). If your heart muscle is injured, such as from a heart attack , … Cardiac enzyme studies must always be compared with your symptoms, your physical examination findings, and other test results. …
Medical tests
… each parent. The blood sample for PKU is usually taken from your baby's heel (called a heel stick). The test is done in … to use phenylalanine in their body. If this test shows that your baby has a phenylalanine problem, the doctor will do further testing to check whether your baby has PKU. It's important for your baby to have this …
Medical tests
… undetectable. This means there is very little virus in your blood. Why It Is Done A viral load test is done to watch for changes in an HIV infection. Your doctor uses it to see how well your treatment is working. This information helps guide your …
