329 results found
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 … 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
… has been recent. EBV antibody testing is usually done when you have symptoms of infectious mononucleosis and a … testing may also be done to check for antibodies to EBV when a person has a disease or uses medicine that causes … 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
… errors, such as nearsightedness or farsightedness , occur when light rays entering the eye can't focus exactly on the … vision. Your complete visual field is the entire area seen when your gaze is fixed in one direction. The complete … an injury to the eye, to check if your sight was affected. When you obtain or renew your driver's licence or for some …
Medical tests
… is normally found in the blood and filtered by the kidneys. When the kidneys are working as they should, there may be a very small amount of albumin in the urine. But when the kidneys are damaged, abnormal amounts of albumin … treated, larger amounts of albumin may leak into the urine. When the kidneys spill albumin, it can mean serious kidney …
Medical tests
… of the fluid buildup at the back of the baby's neck. When the test is done, the gel is wiped off your skin. You … bladder. For an abdominal ultrasound, the gel may feel cool when it is first put on your belly. You'll feel a light … For a transvaginal ultrasound, you may feel some pressure when the transducer is in your vagina. Risks There are no …
Medical tests
… D-xylose is normally easily absorbed by the intestines . When problems with absorption occur, D-xylose is not … the cause of a child's failure to gain weight, especially when the child seems to be eating enough food. How To … Urine test You start collecting your urine in the morning. When you first get up, empty your bladder, but do not save …
Medical tests
… by the adrenal glands . Aldosterone levels tell the kidneys when to hold sodium in the body instead of passing it in the … soda as sodium bicarbonate. Many medicines and other products also have sodium in them, including laxatives, … soda as sodium bicarbonate. Many medicines and other products also have sodium in them, including laxatives, …
Medical tests
… your test results to adjust your dose. You may need testing when you take medicines such as: Cyclosporine and … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all … is very little chance of having a problem from this test. When a blood sample is taken, a small bruise may form at the …
Medical tests
… for other infections ( opportunistic infections ). Decide when to start treatment to prevent opportunistic infections, … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all … is very little chance of having a problem from this test. When a blood sample is taken, a small bruise may form at the …
Medical tests
… Test Overview Celiac disease is a problem that happens when gluten in food causes your immune system to attack the … to take a blood sample, usually from the arm. How It Feels When a blood sample is taken, you may feel nothing at all … is very little chance of having a problem from this test. When a blood sample is taken, a small bruise may form at the …
