White Blood Cells (Leukocytes)
Leukocytes (white blood cells) are key components of the immune system protecting the body from external pathogens.
Test your personal value
Enter the number from your lab report to instantly see how it compares to reference ranges.
Physiological Reference Ranges
The ranges below represent standard adult physiological values. Your laboratory's printed reference range always takes precedence.
4 – 10 G/L
4 – 10 G/L
4 – 10 G/L
What does a low result mean?
A slightly low count is very common after resolving a mild viral illness or taking certain common medications.
What does a high result mean?
A mild elevation most often represents a natural immune response to a minor infection, exertion, or transient stress.
Questions ready for your doctor
Bring these questions to your next consultation to discuss with your healthcare practitioner:
- Could this be related to a recent minor cold or bug?
- Does the differential breakdown clarify this result?
- Is a routine re-check recommended in a few weeks?
Do you have a full blood test report?
Upload your lab document (PDF or image) to get an instant, clear explanation for every biomarker at once.
Important information — Medical notice
ScanMyLab is for informational purposes only. It does not provide a diagnosis and never replaces the advice of your doctor or laboratory.