20 results found
Medical tests
… Vitamin B12 Test On this page: Test Overview Why It Is Done How To … the Test Test Overview A vitamin B12 test measures the amount of vitamin B12 in the blood. …
Medical tests
… Vitamin D Test On this page: Test Overview Why It Is Done … It Feels Risks Results Test Overview A vitamin D test measures the amount of vitamin D in the blood. Your body needs vitamin D to absorb …
Medical tests
… the amount of folate in the blood. Folate is one of many B vitamins. The body needs folate for normal growth and to … Folic acid is the man-made form of folate. It's found in vitamin pills and fortified foods, such as fortified … test is often done at the same time as a test for vitamin B12 levels because a lack of either vitamin may cause …
Medical tests
… Is Done A homocysteine blood test is done to: Help identify vitamin B12 deficiency or folic acid deficiency . But other tests … may be caused by: Not getting enough folic acid , vitamin B6, or vitamin B12 in your diet. Other conditions or …
Medical tests
… if the spleen has been taken out. A lack of folic acid or vitamin B12 can also cause anemia, such as pernicious anemia . This is a problem with absorbing vitamin B12. The RBC indices value and a blood smear may …
Medical tests
… Addison's disease . Diseases of the blood cells, such as vitamin B12 deficiency , immune thrombocytopenia (ITP) , and … Addison's disease . Diseases of the blood cells, such as vitamin B12 deficiency , immune thrombocytopenia (ITP) , and …
Medical tests
… in your blood. When the phosphorus level is measured, a vitamin D level, and sometimes a PTH level, is measured at the same time. Vitamin D is needed for your body to take in phosphate. The … glands. The test is also used to find a cause for abnormal vitamin D levels. How To Prepare Tell your doctor ALL the …
Medical tests
… of calcium released by the kidneys into the urine. Also, vitamin D is converted to a more active form, causing the … with the kidneys and bones and cause changes in calcium and vitamin D levels. Tests for calcium and phosphorus levels in … can be caused by kidney disease, kidney failure, severe vitamin D deficiency, or an inability of the intestines to …
Medical tests
… on the amount of: Calcium you get in your food. Calcium and vitamin D your intestines absorb. Phosphate in the body. … hormone , calcitonin , and estrogen in the body. Vitamin D and these hormones help control the amount of … may be caused by: Hypoparathyroidism . Not getting enough vitamin D . Pre-eclampsia . Kidney problems. Malnutrition …
Medical tests
… by eating a meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid … parathyroid gland ( hyperparathyroidism ). Too much vitamin D in the body. Low values Low urine phosphate levels … by eating a meal high in phosphorus, having high levels of vitamin D in your body, or having an overactive parathyroid …
