The unmeasured charge in your electrolytes. Standard on a metabolic panel, and usually printed, but simple to check yourself.
| Result | Band |
|---|---|
| Under 8 | Below the usual range |
| 8 to 16 | Typical |
| Above 16 | Raised |
Anion gap = sodium − (chloride + bicarbonate). Reference ranges differ by laboratory; some include potassium in the calculation.
BloodMarker reads your whole panel and tells you what the lines say together, which is the part no single calculation can do.
Your values carry over · PDF or a photo · about 8 seconds
It is the difference between measured positive and negative ions in your blood, used to narrow down causes of acid-base disturbance.
Some laboratories add potassium to the calculation, which shifts the normal range up by roughly 4.
Not medical advice. These calculators are for information only. Reference bands differ between laboratories and none of these numbers can be interpreted without your history, your other results and a clinician. Nothing you type here is sent to us or stored on a server.