329 results found
Medical tests
… Amniocentesis is a test to look at the fluid that surrounds your baby ( fetus ) in the uterus . Amniotic fluid has cells … other substances that can give clues about the health of your fetus. For this test, a needle is put gently through your belly into your uterus. About 30 mL (2 Tbsp) of fluid …
Medical tests
… Test Overview A tonometry test measures the pressure inside your eye, which is called intraocular pressure (IOP). This … eye. Tonometry measures IOP by recording the resistance of your cornea to pressure (indentation). Eyedrops to numb the surface of your eye are used with most of the following methods. …
Medical tests
… heart, or liver disease and have to limit fluids, talk with your doctor before you increase the amount of fluids you drink. You will take a laxative. Your doctor will give you this to empty your intestines. You may be asked to do a water enema to …
Medical tests
… for calcium in the blood checks the calcium level in the body that is not stored in the bones. Calcium is the most … in the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. Certain …
Medical tests
… that checks the amount of calcium that is passed from the body in the urine. Calcium is the most common mineral in the … in the body depends on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. Certain …
Medical tests
… a blood sample to detect a group of proteins that help the body attack foreign substances. When there are a lot of … Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the …
Medical tests
… or can be injected into a vein. It travels through your body, giving off radiation signals. The camera "sees" the … medicines or supplements for a while before the test. Tell your doctor about all of the medicines and natural health …
Medical tests
… partly controls serum osmolality. Water constantly leaves your body as you breathe, sweat, and urinate. If you do not drink enough water, the concentration of chemicals in your blood (serum osmolality) increases. When serum …
Medical tests
… energy, good muscle, and organ function. About 70% of the body's iron is bound to hemoglobin in red blood cells . The … Check for too much or too little iron in the blood. See if your diet is providing enough iron. Find out if treatment to keep the right amount of iron in your blood is working. How To Prepare Do not eat or drink …
Medical tests
… keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Sodium is … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health … Results Each lab has a different range for what's normal. Your lab report should show the range that your lab uses for …
