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HelpTest Code VIT D 25 Vitamin D 25 Hydroxy, Serum or Plasma
Methodology
Chemiluminescence
Performing Laboratory
Decatur Morgan Hospital-Decatur Campus
Specimen Requirements
Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top (lithium heparin) tube(s). Spin down and
send 1 mL (pediatric: 0.2 mL) of lithium heparin plasma.
Note: 1.
Indicate plasma on request form.
2. Label specimen appropriately (plasma).
Serum
Draw blood in a plain, red-top tube(s) or a serum gel tube(s). Spin
down and send 1 mL (pediatric: 0.2 mL) of serum.
Note: 1.
Indicate serum on request form.
2. Label specimen appropriately (serum).
Reference Values
Deficient: ≤20 ng/dL Insufficient: 21-29 ng/dL Sufficient: ≥30 ng/dL Possible Toxicity: >80 ng/dLTest Classification and CPT Coding
82306