3218 results found
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 helps maintain proper blood volume, blood pressure, and pH of your body fluids. …
Health topics
… of the time, it gets worse over many years. At first, the blood vessels in the eye get weak. This can lead to blood and other liquid leaking into the retina from the blood vessels. This is called non-proliferative retinopathy. …
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 … is not absorbed by the intestines, and its level in blood and urine is low. Why It Is Done A test for D-xylose … vitamins, and minerals from the intestinal tract into the bloodstream. Find the cause of a child's failure to gain …
Medical tests
… found in milk and milk products. A galactosemia test is a blood or urine test that checks for enzymes that are needed … these enzymes, so high levels of galactose build up in the blood or urine. When galactose builds up in a baby's blood, it can cause liver damage, problems with eating, and …
Medical tests
… test measures the amount of this enzyme in a sample of blood taken from a vein or in a sample of urine. Normally, only low levels of amylase are found in the blood or urine. But if the pancreas or salivary glands … or blocked, more amylase is usually released into the blood and urine. In the blood, amylase levels rise for only …
Health topics
… signs include heart rate, respiration (breathing rate), blood pressure, and temperature. Knowing the ranges for … 1 to 3 years: 21–33 bpm 4 to 11 years: 17–25 bpm footnote 2 Blood pressure (systolic/diastolic) Systolic blood pressure is the upper number of a blood pressure …
Medical tests
… Test Overview Allergy testing involves having a skin or blood test to find out what substance, or allergen , may … they are rapid, reliable, and generally less expensive than blood tests, but either type of test may be used. Skin tests … used to detect a skin allergy called contact dermatitis . Blood test Allergy blood tests look for substances in the …
Medical tests
… ( colon ) and the rectum . Stool tests look for signs of blood or cancer in a stool sample. Stool tests include: … Fecal immunochemical test (FIT). Guaiac fecal occult blood test (gFOBT). Blood in the stool may be the only symptom of colorectal …
Medical tests
… Test Overview Thyroid testing Thyroid hormone tests are blood tests that check how well the thyroid gland is … way the body uses energy ( metabolism ). Thyroid hormone blood tests include: Total thyroxine (T4) and free thyroxine (FT4). Most of the thyroxine (T4) in the blood is bound to a protein called thyroxine-binding …
Health topics
… need to care for your child, including supplies to do a blood sugar test, insulin, syringes, glucagon (if it's in … about insulin, if needed, for special-occasion foods. Blood sugar testing. Work with school staff to create a … schedule. For example, your child may need his or her blood sugar tested before lunch and when he or she has …