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        Bone Alkaline Phosphatase (Bone-ALP)

        Clinical Biochemistry

        Sample and container requirements

        Plain Serum Lithium Heparin Plasma (paediatrics only)

        Minimum volume required

        500 µL

        Special requirements

        Time of collection: if monitoring response to treatment, samples should be collected at the same time of day e.g. always a morning clinic, or always an afternoon clinic. Ideally a morning fasting sample should be collected . Serial measurements on the same patient are recommended before therapy and at 3 and 6 months after therapy (and at subsequent 3, 6 or 12 monthly intervals as required).

        Patient preparation

        None

        Sample viability

        Turnaround time

        28 days

        Reference range

        Please refer to report for reference ranges.

        Clinical guidance

        Please follow the link below to the referral laboratory website for more information: https://www.nwlpathology.nhs.uk/tests-database/bone-specific-alp-balp/

        Notes

        Sent to Charing Cross Hospital

        Images to go here

        This information was last updated on 19 August 2026