To assess vitamin B12 levels to assist in diagnosing disorders such as pernicious anemia and malabsorption syndromes.
Serum (1 mL) collected in a red- or tiger-top tube.
(Method: Immunochemiluminescent assay)
|Age||Conventional Units||SI Units (Conventional Units × 0.738)|
|Newborn–11 mo||160–1,300 pg/mL||118–959 pmol/L|
|Adult||200–900 pg/mL||148–664 pmol/L|
|Values tend to decrease in older adults.|
Vitamin B12 has been found in Davis's Lab & Diagnostic Tests
If you are a registered user, please login below.
If not, learn more about gaining full access.
- Try and Buy
- Nursing Central puts five fully integrated references at your fingertips on mobile devices and the web. See how Nursing Central works by clicking the sample entries below or purchase a subscription for the web and your mobile device.
View these free topics online now.