327 results found
Medical tests
… temperature is a measure of how well your body can make and get rid of heat. The body is very good at keeping its temperature within a safe range, even when temperatures outside the body change a lot. When you are too hot, the blood vessels in your skin widen to carry the excess heat to …
Medical tests
… Test Overview A lactic acid test is a blood test that measures the level of lactic acid made in … Most of it is made by muscle tissue and red blood cells . When the oxygen level in the body is normal, carbohydrate … down for energy and makes lactic acid. Lactic acid levels get higher when strenuous exercise or other conditions—such …
Medical tests
… and pulses of radio wave energy to provide pictures of blood vessels inside the body. In many cases MRA can provide … unless your doctor tells you to. Tell your doctor if you get nervous in tight spaces. You may get a medicine to help … 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
… and pain medicine will make it unsafe for you to drive or get home on your own. Understand exactly what surgery is … and how soon to do it. If you take a medicine that prevents blood clots, your doctor may tell you to stop taking it … other types of anesthesia, you may have pain for a few days when the initial numbness wears off. Risks There is a small …
Medical tests
… Test Overview A hemoglobin electrophoresis test is a blood test done to check the different types of hemoglobin … (inherited). How To Prepare Tell your doctor if you are getting iron therapy for iron deficiency anemia . How It Is … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… , adrenal glands , lungs, and heart. It also can study blood vessels, bones, and the spinal cord. Fluoroscopy CT is … unless your doctor tells you to. Tell your doctor if you get nervous in tight spaces. You may get a medicine to help … or dye is used, you may feel a quick sting or pinch when the IV is started. The dye may make you feel warm and …
Medical tests
… An ammonia test measures the amount of ammonia in the blood. Most ammonia in the body forms when protein is broken down by bacteria in the intestines . … of treatment for severe liver disease, such as cirrhosis. Help identify a childhood disorder called Reye syndrome that …
Medical tests
… the skin to see the thyroid gland. This method is done when other tests have not found the cause of your symptoms. … You will be awake during the biopsy. Open biopsy. You will get general anesthesia and be asleep during an open biopsy. … water. Before having a thyroid biopsy, you may need to have blood tests to see whether you have any bleeding problems or …
Medical tests
… picture of the chest that shows your heart, lungs, airway, blood vessels, and lymph nodes . A chest X-ray also shows … of the chest and another from the side. In an emergency when only one X-ray picture is taken, a front view is usually done. Doctors may not always get the information they need from a chest X-ray to find the …
Medical tests
… ribs and remove a sample of lung tissue. It is usually done when the other methods of lung biopsy have not been … problems. How To Prepare If you take aspirin or some other blood thinner, ask your doctor if you should stop taking it … and pain medicine will make it unsafe for you to drive or get home on your own. How It Is Done A needle or …
