Alkaline phosphatase Test
|What is the purpose of this test:||The alkaline phosphatase test is used to help detect hepatobiliary and bone disorders.|
|How to prepare:||
|Associated tests:||A liver function test, a gamma-glumatyl-transpeptidase test and a 5'-nucleotidase test can help confirm hepatobiliary disorder.|
Alkaline phosphatase is an enzyme found in the intestines, spleen, kidneys and placenta. It is the alkaline phosphatase enzymes in the liver and bones however, that are responsible for serum alkaline phosphatase activity.
What does an abnormal test result mean?
If test results are high
- High alkaline phosphatase levels may be indicative of disease in the liver (cholestasis, neoplasia, hepatitis, cirrhosis, etc.) or bone (fracture, tumour, Paget's disease, etc.).
If test results are low
- Abnormally low alkaline phosphatase levels may be the result of: Wilson's disease, hypothyroidism, pernicious anemia, zinc deficiency or hypophosphatasia.
Factors that can affect results
- Race (higher incidence in African Americans)
- High body mass index
Some drugs may affect levels of alkaline phosphatase in the blood. A few examples are listed below:
What you should know before going for this test
Before going for a blood test, examination or other, it is always a good idea for you to have a complete list of all prescription and over the counter medications and/or natural products you may be taking. If you are unsure or have any questions, your pharmacist will be able provide you with additional information.
© Copyright Vigilance Santé
The patient information leaflets are provided by Vigilance Santé Inc. This content is for information purposes only and does not in any manner whatsoever replace the opinion or advice of your health care professional. Always consult a health care professional before making a decision about your medication or treatment.