What is White blood cells (LPK)?
white blood cells that fight infection
Leukocytes are white blood cells, the body's first line of defence. Counts often rise with infection or inflammation.
The total white cell count is a blunt but useful number. When it is abnormal, the differential count shows which type of white cell is changing.
Test facts
- Unit
- 10^9/L
- Sample
- Whole blood
- Fasting
- No fasting needed
- Turnaround
- 1 day
What does low White blood cells (LPK) mean?
Low LPK can reflect viral infection, medications, autoimmune disease, or bone marrow problems.
What does high White blood cells (LPK) mean?
High LPK appears with bacterial infection, inflammation, stress, or less often blood disorders.
Panels that measure White blood cells (LPK)
- Essentials
- Deep Baseline
- Female Annual
- Male Annual
More markers in the same area
Launching in Stockholm in 2026.
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This is general information about the marker, not an assessment of your values and not medical advice. Last updated: May 2026.