329 results found
Medical tests
… women for gestational diabetes. How To Prepare Tell your doctor about all the prescription and non-prescription … smoke, or do strenuous exercise for at least 8 hours before your first blood sample is taken. (You can drink water … blood sample is taken when you arrive for the test. This is your fasting blood glucose value. It will be compared to …
Medical tests
… (sodium). When a tumour that makes aldosterone is present, your aldosterone level will be high while a renin level will … A low-salt diet can also increase aldosterone levels. Tell your doctor if you are on a low-salt food plan. Do not eat … the toilet. Don't save this urine. This marks the start of your 24-hour period. For the next 24 hours, collect all your …
Medical tests
… from metabolism . The blood carries carbon dioxide to your lungs, where it is exhaled. More than 90% of it in your blood exists in the form of bicarbonate (HCO3). The … carbon dioxide gas (CO2) or carbonic acid (H2CO3). Your kidneys and lungs balance the levels of carbon dioxide, …
Medical tests
… the toilet. Don't save this urine. This marks the start of your 24-hour period. For the next 24 hours, collect all your urine. Your doctor or lab will give you a large container to store …
Medical tests
… a dye called contrast material is injected into a vein in your arm. A series of X-ray pictures is then taken at timed … have an enema the morning of the test) to make sure that your bowels are empty. If you are breastfeeding, you may … The contrast material used in this test can get into your breast milk. Before the IVP, tell your doctor if: You …
Medical tests
… gland is a butterfly-shaped gland that lies in front of your windpipe (trachea), just below your voice box (larynx). The thyroid gland uses iodine from … How To Prepare If you are taking thyroid medicines, tell your doctor when you took your last dose. You may need to …
Medical tests
… 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 … true. It is important to get the right amount of calcium in your food because the body loses calcium every day. Foods …
Medical tests
… For an MRI test, you are placed inside the machine so that your shoulder is inside the strong magnetic field. MRI can … The contrast material may be put in a vein ( IV ) in your arm or directly into your shoulder joint. Why It Is Done Magnetic resonance …
Medical tests
… If you have a joint problem, you may have more fluid in your joint and your joint may become swollen, stiff, and painful. A sample of joint fluid can be taken from any joint in your body. The joint fluid is then analyzed in a lab to look …
Medical tests
… test can be done at any age. It may be done as soon as your baby is 10 days old, but it is often done when a baby is 2 to 4 weeks of age. Your child may need more than one sweat test to confirm a … creams or lotions on the skin for 24 hours before the test. Your child may eat, drink, and exercise normally before the …