Vitamin D

Sample type: Serum

Test name: Vitamin D a.k.a. 25-Hydroxycholecalciferol

Condition / Indication: Vitamin D deficiency

Special precautions & notes: Analysis not appropriate within 6 months of a previous result.

Reference range: Less than 30 nmol/L = Vitamin D deficiency. 30 - 50 nmol/L = May be inadequate in some people. Above 50 nmol/L = Sufficient for almost the whole population.

Container: Serum (Gold top)

Ideal volume (mL): 5 mL

Referred outside NBT for analysis? No

Discipline: Clinical Biochemistry

Section: Automated Laboratory

Turnaround time: 7 days