Accessed March 2010. Glucose-6-phosphate dehydrogenase (G6PD) enzyme deficiency testing is used to screen for and help diagnose G6PD deficiencies. In hospitalised patients who are on intravenous glucose, levels are monitored frequently as phosphate levels can fall after glucose infusion in severely ill patients. To follow up patients with chronic renal disease as high phosphate found in renal disease contributes to bone disease and calcification of arteries. Units. We get the phosphorus we need through the foods we eat. While phosphorus tests are most commonly performed on blood samples, phosphorus is sometimes measured in urine samples to monitor its elimination by the kidneys. A significant deviation from the normal range may require further evaluation by your physician. AACC, ASCLS and its Service volunteers disclaim any liability arising out of your use of this Service or for any adverse outcome. SOURCES: Lab Tests Online UK: "Phosphate." Available online at http://www.nlm.nih.gov/medlineplus/ency/article/003478.htm. You can measure your phosphate levels by doing a simple blood test. It is found in many foods and is readily absorbed by the digestive tract. The Merck Manual of Diagnosis and Therapy [On-line information]. Phosphate testing is used to help diagnose and evaluate the severity of conditions and diseases that affect the gastrointestinal tract, interfering with the absorption of phosphate, calcium and magnesium. from any legal claims, rights, or causes of action you may have in connection with the responses provided to the questions that you submit to the Service. § 360bbb-3(b)(1), unless the … A phosphate in urine test measures the amount of phosphate in your urine. Cohen, D. [Updated] (2002 February 15, Updated). Phosphorus works together with the mineral calcium to build strong bones and teeth. Available online at http://my.webmd.com/encyclopedia/article/1821.50805. Mayo Clinic Mayo Medical Laboratories. Values that are outside expected ranges can provide clues to help identify possible conditions or diseases. 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If there are no symptoms, how will I know if I have an abnormal phosphorus level? Elemental phosphorus never occurs by itself in water, but always as some type of compound. Phosphorus testing may also be ordered along with other tests when symptoms suggest kidney and gastrointestinal disorders. Ten to twenty percent of phosphate is excreted via the kidneys which help maintain steady phosphate levels in the blood via tubular reabsorption from urine. Lab Tests Online: "Phosphorus." The body maintains phosphorus/phosphate levels in the blood by regulating how much it absorbs from the intestines and how much it excretes via the kidneys. ), to determine your health status. The majority, (70–80 per cent) of phosphate exists in the bones, complexed with calcium as hydroxyapatite, and a small fraction, 1 per cent is in the blood mainly as inorganic phosphate and phospholipids. 2016 Oct-Dec; 12(4 Suppl): 6–9. It is important that you communicate with your physician so that together you can integrate the pertinent information, such as age, ethnicity, health history, signs and symptoms, laboratory and other procedures (radiology, endoscopy, etc. However, you are currently at Lab Tests Online. al. Available online at http://my.webmd.com/encyclopedia/article/1821.50999. According to Mayo Medical Laboratories, a normal range for … Available online at http://www.healthline.com/health/serum-phosphorus. This form enables patients to ask specific questions about lab tests. MEDLINEplus [On-line information]. Learn More. Abnormal phosphorus levels are usually detected because of the relationship with and effect on calcium levels. Normally, the kidneys filter and remove excess phosphate from the blood. If a timed urine sample is required, you will be asked to save all of your urine over a set time period (usually 24 hours). CARDIOLOGY. Zangwill, M. [Updated] (2001 February 02). Phosphate is tested in people with metabolic bone disease, particularly as a follow-up to an abnormal calcium level, in patients who are severely ill and also if you have a kidney disorder. An albumin test may also be part of a comprehensive metabolic panel, a test that measures several substances in your blood. KidsHealth from Nemours. Absorption of dietary phosphate occurs in the small intestine utilising pathways which may involve vitamin D, and FGF23 mobilises phosphate from bone, to maintain plasma phosphate levels for energy use. Click here. Thomas, Clayton L., Editor (1997). Availableonline at http://www.nlm.nih.gov/medlineplus/ency/article/007135.htm. The sixth and final beaker contained a 2.5% solution made by adding 5 mL of phosphate with 195 mL of distilled water. Available online at http://www.merck.com/pubs/mmanual/section2/chapter12/12e.htm. Phosphate levels are also affected by the interaction of parathyroid hormone (PTH), calcium, and vitamin D. 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