Back
Vitamin D
Usually measured as serum 25-hydroxyvitamin D, the main marker of vitamin D status; important for calcium and bone metabolism and involved in multiple physiological processes.
What is measured?
The concentration of 25-hydroxyvitamin D in blood, when this is the assay used by the laboratory.
What the result represents?
Aden's range
What a raised or a low result can indicate
How Aden reads it as part of a system?
Aden reads this result alongside white blood cells, neutrophils, lymphocytes, hsCRP and your previous measurements. It is treated as one part of the wider immunity picture, not as a diagnosis on its own.
What changes between tests?
Which related markers give it context?
white blood cells, neutrophils, lymphocytes, hsCRP
How to get this tested?
Evidence
Reviewed by