Bloodwork

Calcitriol

A vitamin D test measures the levels of vitamin D in your blood.

Vitamin D helps your body absorb calcium to build healthy bones and teeth. It also helps keep your muscles, nerves, and immune system working normally. Having vitamin D deficiency (very low levels of vitamin D) can lead to bone disorders and other medical conditions.

A vitamin D test is used to check the levels of vitamin D in your blood. The test is usually done if your health care provider thinks that a bone or other health condition you have could be caused by very low vitamin D levels.

Source: MedlinePlus, U.S. National Library of Medicine

Normal range

No published reference range from a named lab yet.

What a high or low result can mean

LOINC2HPO, Monarch Initiative
A high result Hypercalciuria
A low result Hypocalciuria

This is reference information, not a diagnosis: only a clinician can interpret your result in context.

Sample
Serum or plasma · LOINC
Listed under
Parathyroid Disorders · Vitamin D
Code
LOINC 1649-3 · pg/mL
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