329 results found
Medical tests
… of ferritin in the blood. Ferritin is a protein in the body that binds to iron; most of the iron stored in the body … of ferritin in the blood shows how much iron is stored in your body. Why It Is Done A ferritin blood test is done to: … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done A health …
Medical tests
… test that can check for problem areas in certain tissues in your body. A radioactive tracer (tracer) called gallium citrate is injected into a vein in your arm. It moves through your bloodstream and into certain …
Medical tests
… Overview A chloride test measures the level of chloride in your blood or urine. Chloride is one of the most important … 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. Tests for sodium, potassium, and bicarbonate …
Medical tests
… keep the water (the amount of fluid inside and outside the body's cells) and electrolyte balance of the body. Potassium … pH , the amount of potassium you eat, the hormone levels in your body, severe vomiting, and taking certain medicines, … diet has enough potassium for the body's needs. But if your potassium levels get low, it can take some time for …
Medical tests
… particle (ion) that contains the mineral phosphorus. The body needs phosphorus to build and repair bones and teeth, … meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid gland . Some … there's nothing you have to do before this test, unless your doctor tells you to. How It Is Done This test is …
Medical tests
… particle (ion) that contains the mineral phosphorus. The body needs phosphorus to build and repair bones and teeth, … (PTH) regulates the levels of calcium and phosphorus in your blood. When the phosphorus level is measured, a vitamin … is measured at the same time. Vitamin D is needed for your body to take in phosphate. The relation between calcium …
Medical tests
… It takes weeks for a hair sample to show changes in the body, because hair grows slowly. Hair samples do not show … lab will give you specific instructions on how to prepare your hair. Hair preparation and the part of your body from which the hair is taken varies. In general, …
Medical tests
… the level of immunoglobulins, also known as antibodies , in your blood. Antibodies are substances made by the body's immune system in response to bacteria, viruses, … reactions. Occasionally, antibodies may be made against your own tissues. This is called an autoimmune disease . If …
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 Urine sodium can be … sample is done at home. Timed urine collection You collect your urine for a period of time, such as over 4 or 24 hours. …
Medical tests
… helps balance the amounts of water and electrolytes in the body. (Water is the amount of fluid inside and outside the … and the amount of potassium you eat. The hormone levels in your body, severe vomiting, and taking certain medicines … diet has enough potassium for the body's needs. But if your levels get low, it can take some time for your body to …
