329 results found
Medical tests
… Blood Urea Nitrogen (BUN) Test On this page: Test Overview Why It Is Done How To Prepare How It Is … can occur normally in the second or third trimester of pregnancy. Blood urea nitrogen to creatinine ratio … cause overhydration and cause a low BUN value. Women and children may have lower BUN levels than men because of how …
Medical tests
… Growth Hormone Test On this page: Test Overview Why It Is Done How To Prepare How It Is … sleep, emotional stress, and diet. Too much GH during childhood can cause a child to grow taller than normal ( … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done Blood levels of …
Medical tests
… Dental X-Rays On this page: Test Overview Why It Is Done How To Prepare How It Is … in the mouth. Check the location of permanent teeth in children who still have their baby teeth. Help plan … a reason to avoid the test. Dental X-rays are safe during pregnancy. So most dental work can be done while you are …
Medical tests
… Pelvic Ultrasound On this page: Test Overview Why It Is Done How To Prepare How It Is … of the ovaries during treatment for infertility . Confirm a pregnancy and see if it is in the uterus. Pelvic ultrasound … (follicles) in the ovaries of women who are able to have children are normal. If you are using an intrauterine device …
Medical tests
… Testosterone Test On this page: Test Overview Why It Is Done How To Prepare How It Is … be done to: See why a man is having problems in fathering a child (infertility). A low amount of testosterone can lead … there's nothing you have to do before this test, unless your doctor tells you to. Your doctor may want you to do a …
Medical tests
… Iron (Fe) Test On this page: Test Overview Why It Is Done How To Prepare How It Is … iron at times of growth (such as during adolescence), for pregnancy, during breastfeeding, or at times when there are … the liver. Lead poisoning . This develops from months or years of exposure to small amounts of lead in the …
Medical tests
… Carbon Monoxide (CO) Test On this page: Test Overview Why It Is Done How To Prepare How It Is … breathing it. The test measures the amount of hemoglobin in your blood that has bonded with carbon monoxide. Carbon … severe as the carbon monoxide levels increase. Women and children usually have fewer red blood cells than men do. So …
Medical tests
… Complete Blood Count (CBC) On this page: Test Overview Why It Is Done How To Prepare How It Is … cells , white blood cells , and platelets . A CBC helps your doctor check any symptoms that you may have, such as … values for the total number of each type of white cell. Pregnancy can change these blood values. Your doctor will …
Medical tests
… Sedimentation Rate (Sed Rate) On this page: Test Overview Why It Is Done How To Prepare How It Is … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … ). Kidney, bone, joint, skin, or heart valve infections. Pregnancy and pre-eclampsia (toxemia of pregnancy). Viral …
Medical tests
… Thyroid Hormone Tests On this page: Test Overview Why It Is Done How To Prepare How It Is … development of the brain, especially during the first 3 years of life. Intellectual disability may occur if a baby's … newborns are screened for congenital hypothyroidism. Older children also need thyroid hormones to grow and develop …
