141 results found
Medical tests
… Sweat Test On this page: Test Overview Why It Is Done How To Prepare How It Is … sweat is measured in a lab. A sweat test can be done at any age. It may be done as soon as your baby is 10 days old, but it is often done when a baby is 2 to 4 weeks of age. Your child may need more than one sweat test to confirm …
Medical tests
… Vitamin D Test On this page: Test Overview Why It Is Done How To Prepare How It Is … get enough vitamin D may not grow as much as others their age. They also have a chance of getting a rare disease … as milk, orange juices, yogurts, margarines, and soy beverages. You can also get it as supplements, often combined …
Medical tests
… Follicle-Stimulating Hormone (FSH) Test On this page: Test Overview Why It Is Done How To Prepare How It Is … Your doctor will also look at your results based on your age, health, and other factors. A value that isn't in the … genetic disease is present. Loss of ovarian function before age 40 (premature ovarian failure). Low egg supply (ovarian …
Medical tests
… Autoimmune Disease Tests On this page: Test Overview Why It Is Done How To Prepare How It Is … if you have symptoms such as joint pain, muscle aches, and fever. Your doctor will use these tests and your symptoms to … if you have symptoms such as joint pain, muscle aches, and fever. Your doctor will use these tests and your symptoms to …
Medical tests
… Quad Screening for Birth Defects On this page: Test Overview Health Tools Why It Is Done How It Is … A "positive" result means that there is a higher-than-average chance your baby has a birth defect. If the result is … is a false-negative test result.) Your doctor will use your age and your baby's age to interpret the test results. …
Medical tests
… Potassium (K) in Blood Test On this page: Test Overview Why It Is Done How To Prepare How It Is … Your doctor will also look at your results based on your age, health, and other factors. A value that isn't in the … potassium levels. Blood potassium levels also vary with age. Your doctor will talk with you about any abnormal …
Medical tests
… Estrogen Test On this page: Test Overview Health Tools Why It Is Done How To … uE3). The levels of these substances—along with a woman's age and other factors—help the doctor figure out the chance … Your doctor will also look at your results based on your age, health, and other factors. A value that isn't in the …
Medical tests
… Blood Culture On this page: Test Overview Why It Is Done How To Prepare How It Is … sensitivity testing. Find the cause of an unexplained fever or shock or a person becoming extremely ill. How To … sensitivity testing. Find the cause of an unexplained fever or shock or a person becoming extremely ill. How To …
Medical tests
… Bilirubin Test On this page: Test Overview Why It Is Done How To Prepare How It Is … hepatitis ), blood disorders ( hemolytic anemia ), or blockage of the tubes (bile ducts) that allow bile to pass from … (hyperbilirubinemia) in a newborn baby can cause brain damage ( kernicterus ) and other serious problems. So some …
Medical tests
… Lactic Acid Dehydrogenase (LDH) Test On this page: Test Overview Why It Is Done How To Prepare How It Is … in the body and its levels rise in response to cell damage. LDH levels are measured from a sample of blood taken … Your doctor will also look at your results based on your age, health, and other factors. A value that isn't in the …
