6352 results found
Medical tests
… produced by cells, called G cells, in the stomach lining. When food enters the stomach, G cells trigger the release of … chew gum or smoke cigarettes for 4 hours before the test. You can drink as much water as you want up to 1 hour before … be caused by hypothyroidism . Medical Tests: Questions to Ask the Doctor Current as of: …
Medical tests
… insulin . This is because insulin and C-peptide are linked when first made by the pancreas. Insulin helps the body use … the cause of low blood sugar (hypoglycemia). How To Prepare Your doctor will give you instructions about eating and … for the person to survive. Medical Tests: Questions to Ask the Doctor Current as of: …
Health topics
… Interactive Tool: Are You Depressed? On this page: What does this tool help you learn? What does your score mean? What's next? What does this tool help you …
Health topics
… of falls and fall-related injuries. There are small changes you can make to prevent falls that will help you remain … Punjabi Document Spanish Document Vietnamese Goal setting When it comes to lifestyle change, it can be helpful to ask, … review your medications each year, or more often as needed. Learn more about high-risk medications and …
Medical tests
… the adrenal glands and some types of cancer. How To Prepare You may be asked to stop taking medicines (including birth … substance (tracer) within the last 7 days. Recent tests such as a thyroid scan or bone scan that used a … be taken each day for several days in a row. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… problems or birth defects. Health Tools Health Tools help you make wise health decisions or take action to improve … to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is Done A test for estrogen … birth defects (especially Down syndrome ) during pregnancy. When the test for estriol is done with hormone inhibin A, …
Medical tests
… for the presence of the Y chromosome. This may be done when a newborn's sex is not clear. How To Prepare You do not need to do anything before you have this test. … and Biopsy Chorionic Villus Sampling (CVS) Medical Tests: Questions to Ask the Doctor Current as of: …
Medical tests
… is in the plasma part of blood. This test shows how well your diabetes has been managed in the last 2 to 3 months and whether your diabetes treatment plan needs to be changed. This test may not be accurate for … for problems. Why It Is Done The A1c test is one of the tests used to diagnose prediabetes and diabetes. If you have …
Medical tests
… is a blood test that measures a substance that is released when a blood clot breaks up. Doctors order the d-dimer test, along with other lab tests and imaging scans, to help check for blood-clotting … from the arm. How It Feels When a blood sample is taken, you may feel nothing at all from the needle. Or you might …
Medical tests
… Why It Is Done This test is usually done along with tests of other hormone levels. DHEA-S might be tested to: … disease . A tumour in an adrenal gland. How To Prepare If your doctor tells you to fast before your test, do not eat … The test is usually done in the morning, because that is when the amount of DHEA-S is at its highest. Women may be …
