309 results found
Medical tests
… (IVP) is an X-ray test that provides pictures of the kidneys, the bladder, the ureters , and the urethra ( … the test. You will be asked to urinate just before the test starts. During the test You will lie on your back on an … need to hold are uncomfortable. You will feel a brief sting when the needle is inserted into the vein in your arm. When …
Medical tests
… if urine from the bladder is flowing back up toward the kidneys. This is called vesicoureteral reflux, or VUR. For … urinary tract infections and not being able to control when you urinate (urinary incontinence). Check for … during your procedure. Your doctor will tell you if you should stop taking any of them before the procedure and how …
Medical tests
… that are important to many health problems. Pregnancy: Should I Have Screening Tests for Birth Defects? Why It Is … birth defects (especially Down syndrome ) during pregnancy. When the test for estriol is done with hormone inhibin A, … by: Problems with ovarian function. This can be caused by a failure of an ovary to develop properly ( Turner's syndrome …
Medical tests
… than usual over a long period of time, such as from heart failure , the heart releases more BNP, increasing the blood … The BNP test is used to: Check to see if you have heart failure. A doctor may think that you have heart failure if … 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
… important to many health problems. Coronary Artery Disease: Should I Have an Angiogram? Why It Is Done An angiogram is … condition, number, and location of renal arteries before a kidney transplant. Look for a source of bleeding, such as an … arterial disease ) in people who have severe leg pain when walking. Check how bad atherosclerosis is in the …
Medical tests
… cells are bigger than red blood cells but fewer in number. When a person has a bacterial infection, the number of white … exposure to carbon monoxide, long-term lung disease, kidney disease, some cancers, certain forms of heart … stress (such as a fever, injury, or surgery), kidney failure, lupus , tuberculosis (TB) , rheumatoid arthritis , …
Medical tests
… D-xylose is normally easily absorbed by the intestines . When problems with absorption occur, D-xylose is not … tract into the bloodstream. Find the cause of a child's failure to gain weight, especially when the child seems to … before having this test. Children younger than 9 years old should not eat or drink anything except water for 4 hours …
Medical tests
… . Renin is an enzyme made by special cells in the kidneys . Renin works with aldosterone (a hormone made by … the cause of high blood pressure (hypertension), especially when potassium levels in the blood are low. How To Prepare … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The …
Medical tests
… carbon dioxide gas (CO2) or carbonic acid (H2CO3). Your kidneys and lungs balance the levels of carbon dioxide, … the results of the test. Your doctor will tell you if you should stop taking any of them before the test and how soon … test takes The test will take a few minutes. How It Feels When a blood sample is taken, you may feel nothing at all …
Medical tests
… or have had it in the past. This test is often done when the results of a blood protein electrophoresis or total … has a different range for what's normal. Your lab report should show the range that your lab uses for each test. The … viral hepatitis, mononucleosis , rheumatoid arthritis, kidney damage (nephrotic syndrome), or a parasite infection …
