305 results found
Medical tests
… Fetal Blood Sampling (FBS) During Pregnancy On this page: Overview How It Is Done Results Overview Fetal blood sampling (FBS) is the collecting of fetal blood directly from the umbilical cord or fetus. The fetal …
Medical tests
… Technetium-Labelled Red Blood Cell Bleeding Scan On this page: Test Overview Related … Information Test Overview In a technetium-labelled red blood cell bleeding scan, blood is taken from you, and a … at the location of active bleeding. A machine scans the body to find where the technetium accumulates. This method …
Medical tests
… who has syphilis during pregnancy. Testing is done on blood, body fluid, or tissue samples. If a first screening test shows …
Medical tests
… A chloride test measures the level of chloride in your blood or urine. Chloride is one of the most important … electrolytes in the blood. It helps keep the amount of fluid inside and outside of your cells in balance. It also … proper blood volume, blood pressure, and pH of your body fluids. Tests for sodium, potassium, and bicarbonate …
Medical tests
… the size, shape, and number of chromosomes in a sample of body cells. Extra or missing chromosomes, or abnormal … tissue from the body. A karyotype test usually is done on a blood sample taken from a vein. For testing during … pregnancy, it may also be done on a sample of amniotic fluid or the placenta . Blood sample from a vein A health …
Medical tests
… waste product creatinine (say "kree-AT-uh-neen") in your blood and urine. These tests tell how well your kidneys are … take creatinine out of your blood and pass it out of your body in urine. If your kidneys are damaged and can't work as … during the creatinine clearance urine test. Drink plenty of fluids if you are asked to collect your urine for 24 hours. …
Medical tests
… test measures the level of D-xylose, a type of sugar, in a blood or urine sample. This test is done to help diagnose … can cause dehydration . Make sure that you drink enough fluids to replace lost liquids after you have completed the … solution. Almost all of the D-xylose is eliminated from the body in the urine within 5 hours. If the intestines can't …
Medical tests
… can be checked include the: Abdominal aorta . This large blood vessel passes down the back of the chest and belly. It supplies blood to the lower part of the body and the legs. Liver . This large organ lies under the … find out the size of the kidneys, detect a mass, or detect fluid surrounding the kidneys. It can also look for causes …
Medical tests
… When you feel stressed, these hormones increase heart rate, blood pressure, breathing rate, muscle strength, and mental … such as the brain, heart, and kidneys. This helps your body prepare for "fight-or-flight" reactions. Your body … How To Prepare You may be asked to avoid certain foods and fluids for 2 to 3 days before the test. They include: …
Medical tests
… and a mineral. It helps keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Sodium is … Most of the sodium in the body (about 85%) is found in blood and lymph fluid . Sodium levels in the body are partly …
