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  • Healthwise
    Healthwise answered:
    What is a 24 hour urine sodium output?
    A test for sodium in the urine is a 24-hour test or a one-time (spot) test that checks how much...  Full Post
  • Healthwise
    Healthwise answered:
    Why do I need a urine potassium measurement?
    A urine test to check potassium levels is done to: Look for the cause of low blood potassium test...  Full Post
  • Healthwise
    Healthwise answered:
    What is a urine potassium measurement?
    A test for potassium in the urine is a test that checks how much potassium is in the urine....  Full Post
  • Healthwise
    Healthwise answered:
    How should I interpret the results of an urine potassium measurement?
    A test for potassium in the urine is a 24-hour test or a one-time (spot) test that checks how much...  Full Post
  • Healthwise
    Healthwise answered:
    Why do I need a urine potassium measurement?
    A urine test to check potassium levels is done to: Look for the cause of low blood potassium test...  Full Post
  • Healthwise
    Healthwise answered:
    What is a urine potassium measurement?
    A test for potassium in the urine is a test that checks how much potassium is in the urine....  Full Post
  • Healthwise
    Healthwise answered:
    Why do I need a hemochromatosis gene screening test?
    A hemochromatosis gene screening test is used to find out if a person has an increased chance of...  Full Post
  • Healthwise
    Healthwise answered:
    What is a hemochromatosis gene screening test?
    A hemochromatosis gene screening test is a blood test used to check for hereditary hemochromatosis,...  Full Post
  • Healthwise
    Healthwise answered:
    What are the risks of a lumbar spine CT scan?
    The chance of a lumbar spine CT scan causing a problem is small. There is a chance of an...  Full Post
  • Healthwise
    Healthwise answered:
    How should I prepare for a full-body CT scan?
    Before a full-body CT scan, tell your doctor if you: Are or might be pregnant. Are allergic to any...  Full Post
  • Healthwise
    Healthwise answered:
    How should I prepare for a lumbar spine CT scan?
    Before the a lumbar spine CT scan, tell your doctor if you: Are or might be pregnant. Are allergic...  Full Post
  • Healthwise
    Healthwise answered:
    What should I think about if I have a urinalysis?
    Some urine tests can be done using a home test kit. Other substances that may be checked during a...  Full Post
  • Healthwise
    Healthwise answered:
    What should I know before I have a serum calcium test?
    More than one blood test may be needed to see if blood calcium levels are not normal. Low blood...  Full Post
  • Healthwise
    Healthwise answered:
    Why do I need a serum calcium measurement?
    A blood calcium test may be done: To check for problems with the parathyroid glands or kidneys,...  Full Post
  • Healthwise
    Healthwise answered:
    What should I think about if I have a thyroid function test?
    If you are having a thyroid function test, you should think about the following: Because...  Full Post