329 results found
Medical tests
… Tomography (PET) On this page: Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … substance (such as glucose) that collects in cells that are using a lot of energy, such as cancer cells. During the … before this test. You are or might be pregnant. You are breastfeeding. The radioactive tracer used in this test can …
Medical tests
… Node Biopsy On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … started to spread. For example, the sentinel node (SN) for breast cancer is normally one of the lymph nodes under the … close to the cancer site. The dye or tracer makes a map pattern of lymphatic fluid. The map can show where the …
Medical tests
… (EEG) On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … loss of consciousness or dementia . Help find what is causing a change in consciousness . Find out if a person who … the EEG may appear normal between seizures. An EEG by itself does not diagnose or rule out epilepsy or a seizure …
Medical tests
… Skin Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … . The fluid makes a little bump (wheal) under the skin. A circle may be drawn around the test area with a pen. How It … test. A tuberculin skin test is safe during pregnancy or breastfeeding. Results Redness alone at the skin test site …
Medical tests
… Imaging (MRI) On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … are damaged. MRI of the chest may also be used to look for breast cancer. Blood vessels. Using MRI to look at blood vessels and the flow of blood …
Medical tests
… Awareness On this page: Test Overview Why It Is Done How To Prepare How It Is Done Risks Results Related … your fertile period is from day 8 to day 20, so protect yourself from becoming pregnant for these 12 days of your cycle. … a hormone test. You watch for signs of ovulation (such as breast tenderness, belly pain, and mood changes). You may …
Medical tests
… Esophagus Tests On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … GERD ). Esophageal manometry . This checks the strength and pattern of muscle contractions in the esophagus. This test … before the test. Follow your doctor's instructions for using other medicines before the test. Do not drink alcohol …
Medical tests
… (EKG) On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … go or happen during certain activities. Find out what is causing chest pain or pressure, dizziness, or fainting. These … to have them removed. Or you may be able to remove them yourself. Your doctor will let you know how to return the …
Medical tests
… of the Abdomen On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … the test. But most reactions are mild and can be treated using medicine. If you breastfeed and are concerned about whether the contrast …
Medical tests
… (SPEP) Test On this page: Test Overview Why It Is Done How To Prepare How It Is Done How It Feels Risks Results … and globulin carry substances through the bloodstream. Using protein electrophoresis, these two groups can be … rate in an electrical field and together form a specific pattern. This pattern helps identify some diseases. Why It …
