Test/Investigation
Vitamin D (screening and maintenance)
Site(s) or Laboratory offering Test/Investigation
NNUH, QEH, JPUH
Units
nmol/L
Also Known as/Frequency of Test
25-hydroxy-vitamin D, calcidiol
Sample type
Serum
Turnaround times (TAT) Urgent/Routine/GP or OPD
1 hour / 4 hour / by 8am next day
Reference intervals (adult unless stated)
50 - 120 nmol/L
If UKAS Accredited Test indicate at which site
Y NNUH
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