Kidney Function
- No referral needed
- 1000+ collection points
- Results typically within 2 working days
- Every result reviewed by a BIG-registered doctor
Product description
A targeted test that maps your kidney function: creatinine, eGFR, urea, uric acid, sodium and potassium in a single blood draw.
Kidney Function is a blood test measuring 6 biomarkers, reviewed by a doctor.
Six biomarkers. One blood draw.
All 6 biomarkers with a short description. The laboratory reference values always lead.
Kidney Function6 biomarkers | |
|---|---|
| Uric acid | Waste product of purine metabolism; raised in gout, kidney problems or metabolic syndrome. |
| Creatinine | Breakdown product of muscle tissue filtered by the kidneys; elevated with reduced kidney function. |
| eGFR | Calculated glomerular filtration rate, a direct measure of the filtering capacity of the kidneys. |
| Urea | Nitrogen-containing waste product from protein breakdown; accumulates with poor kidney function. |
| Sodium | Key electrolyte for fluid balance and blood pressure; the kidneys keep sodium tightly balanced. |
| Potassium | Electrolyte essential for heart and muscle function; regulated by the kidneys. |
With every result, your personal report includes an explanation from our doctor.
Three steps to your report
- 1
Order online
Choose Kidney Function and your collection point. You receive your lab form by email.
- 2
Blood draw at a collection point
At one of the 1000+ collection points, no referral needed.
- 3
Results with an explanation from our doctor
Typically within 2 working days, reviewed by a BIG-registered doctor.
Insight, explained by our doctor.
A personal report with an explanation from our doctor, and all your results in one secure place.
Personal report
With an explanation from our doctor for your results. Reference values always come from the laboratory.
Reviewed by a doctor
Every result reviewed by a BIG-registered doctor, measured in ISO 15189 accredited laboratories.
Your dashboard
All results in one secure place. Your progress visible with every test.
Do I need to fast?
For urea and creatinine, fasting is recommended for the most reliable values. We advise at least 8 hours fasting.
What is a normal eGFR?
An eGFR above 60 ml/min/1.73m2 is considered normal. Values between 30-60 indicate mild to moderate kidney damage; below 15 indicates severe kidney damage.
Can the doctor explain my results?
Yes, every abnormal value is accompanied by a personal doctor interpretation in your report.
How quickly do I receive my results?
Typically within 2 working days of blood draw.
Are more kidney function markers available?
Yes, through Bloodworks Select you can add additional markers such as cystatin C, phosphate, or potassium.
Do I need a referral?
No, you order directly without a referral from your GP.
Are blood draw costs included?
No, this package has a one-time € 29 blood draw and collection fee. From € 225 in your basket, these costs are automatically waived.
Can I combine this with another package?
Yes, with 2 or more packages you automatically receive a 10% combination discount.
Ready for insight into your health?
Kidney Function · 6 biomarkers · results typically within 2 working days