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Laboratory Medicine

Test Directory / 1,25 - dihydroxyvitamin D

1,25 - dihydroxyvitamin D

Brown clotted serum, gel barrier

Test1,25 - dihydroxyvitamin D
Common Abbreviations125VITD, Calcitriol
Tube typeBrown clotted serum, gel barrier
Clinical Indication1,25-dihydroxyvitamin D is the active form of vitamin D. This test should only be done if 25-hydorxyvitamin D results do not fit in with clinical picture. It is predominanlty used in the Investigation of hypercalcaemia if sarcoidosis or lymphoma is suspected as the cause.
Specimen TypeBlood
Sample typeSerum
Minimum Volume0.6mL
Special PrecautionsNo special requirements
StabilityContact Referral Laboratory
Turnaround Time4 weeks
LaboratoryNorfolk and Norwich University Hospitals Colney Lane Norwich NR4 7UY 01603 289419
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
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