329 results found
Medical tests
… The test may also show if a disc is pressing on a nerve, causing symptoms such as sciatica . Find areas of the spine … may be tired or sore from lying in one position for a long time. If a contrast material is used, you may feel some coolness when it is put into your IV. In rare cases, you may feel: …
Medical tests
… agglutinins generally do not cause serious problems. Sometimes, high levels of cold agglutinins can cause blood to clump in blood vessels under the skin when the skin is exposed to the cold. This causes pale skin … be done to: See whether high cold agglutinin levels are causing autoimmune hemolytic anemia. Find pneumonia caused by …
Medical tests
… the blood as it goes through the heart and lungs the first time. MUGA scan (multigated acquisition scan). This scan … Feels You may feel nothing at all from the needle puncture when the tracer is injected, or you may feel a brief sting … Feels You may feel nothing at all from the needle puncture when the tracer is injected, or you may feel a brief sting …
Medical tests
… Done Results Overview An evoked potential test measures the time it takes for nerves to respond to stimulation. The size … response or potential (VER or VEP). This response occurs when the eyes are stimulated by looking at a test pattern. … Each type of response is recorded from brain waves by using electrodes taped to the head. The VER is the most …
Medical tests
… (stressed). You exercise to make your heart work hard. Sometimes, instead of exercise, a medicine is used that makes … 60 minutes. How It Feels You may have a brief, sharp pain when the intravenous (IV) needle is placed in a vein in your … 60 minutes. How It Feels You may have a brief, sharp pain when the intravenous (IV) needle is placed in a vein in your …
Medical tests
… good at keeping its temperature within a safe range, even when temperatures outside the body change a lot. When you … is ovulating. How To Prepare Take your temperature a few times when you are well. This will help you find out what is … Comparing temperature types You can take a temperature using the mouth (oral), anus (rectal), armpit (axillary), or …
Medical tests
… of chemicals in your blood (serum osmolality) increases. When serum osmolality increases, your body releases ADH. … the concentration of chemicals in your blood decreases. When serum osmolality decreases, your body stops releasing … antidiuretic hormone secretion (SIADH). SIADH sometimes occurs with lung disease, cancer, diseases of the …
Medical tests
… the spinal canal (spinal stenosis). A tumour or infection causing problems with the spinal cord or nerve roots. A spinal … You may feel a quick, sharp pain down your buttock or leg when the needle is moved in your spine. You may find it hard … amounts used in CTs, X-rays, and other medical tests. Over time, exposure to radiation may cause cancer and other …
Medical tests
… smells like maple syrup can mean maple syrup urine disease, when the body can't break down certain amino acids . … per decilitre (mg/dL) in a 24-hour sample. footnote 1 A one-time urine collection, if normal, will be negative for … alcohol (isopropanol). Ketones are often found in the urine when a person does not eat (fasts) for 18 hours or longer. …
Medical tests
… insulin . This is because insulin and C-peptide are linked when first made by the pancreas. Insulin helps the body use … such as sulfonylureas (for example, glyburide) is causing the high level. If C-peptide levels are high after an … such as sulfonylureas (for example, glyburide) is causing the high level. If C-peptide levels are high after an …
