297 results found
Medical tests
… Tympanometry On this page: Overview Why It Is Done Results Overview Tympanometry tests the movement of the eardrum when an ear infection or other middle ear problem is suspected. A …
Medical tests
… Bone Density On this page: Test Overview Health Tools Why It Is Done How To … other. DXA can measure as little as 2% of bone loss per year. It is fast and uses very low doses of radiation. … medical care decisions that are important to many health problems. Osteoporosis: Should I Have a Dual-Energy X-Ray …
Medical tests
… Computed Tomography (CT) Scan of the Head and Face On this page: Test Overview Why It Is Done How To Prepare How It Is … (sinuses) within the bones around the nose, and the inner ear. If these areas are of concern, a specific CT scan of … symptoms, such as confusion, paralysis , numbness, vision problems, vertigo , or headaches, that might mean a brain …
Medical tests
… Magnetic Resonance Imaging (MRI) of the Head On this page: Test Overview Why It Is Done How To Prepare How It Is … used during the MRI to show pictures of structures more clearly. The dye may help show blood flow, look for some types … cause of headaches. Help diagnose a stroke or blood vessel problems in the head. Problems with blood vessels may …
Medical tests
… Skin and Wound Cultures On this page: Test Overview Why It Is Done How To Prepare How It Is … (UTI) . Culture samples may also be collected from the ear or eye, from open or closed sores, or from nails and … of scarring, bleeding, infection, or other wound healing problems. Results Some types of bacteria, fungi, and viruses …
Medical tests
… Creatine Kinase Test On this page: Test Overview Why It Is Done How To Prepare How It Is … the level of the enzyme creatine kinase, which is found in heart tissue and skeletal muscles. This enzyme also can be … also cause an increase in total CK. MB can be raised in problems such as injury to muscles (including after …
Medical tests
… Cortisol in Blood Test On this page: Test Overview Why It Is Done How To Prepare How It Is … hormone cortisol in the blood. The cortisol level may show problems with the adrenal glands or pituitary gland . … or injury. Normally, cortisol levels rise during the early morning hours and are highest about 7 a.m. They drop …
Medical tests
… Magnetic Resonance Imaging (MRI) On this page: Test Overview Why It Is Done How To Prepare How It Is … , or computed tomography (CT) scan . MRI also may show problems that cannot be seen with other imaging methods. For … used during the MRI scan to show certain structures more clearly. There are two main types of MRI—the standard MRI …
Medical tests
… Mammogram On this page: Test Overview Why It Is Done How To Prepare How It Is … Cancer is most easily treated when it's discovered in an early stage. Mammograms don't prevent breast cancer or … But doctors can't tell what kinds of cancer will cause problems, so all cancers are treated. This means that you …
Medical tests
… Cardiac Enzyme Studies On this page: Test Overview Why It Is Done How To Prepare How It Is … of enzymes and proteins that are linked with injury of the heart muscle. The test checks for the proteins troponin I (TnI) and troponin T (TnT). If your heart muscle is injured, such as from a heart attack , …
