Quick Reference
- Full form
- B-type Natriuretic Peptide
- Sample type
- Blood
- Fasting
- Not required
- Marker measured
- 1
- Report turnaround
- Next day
- Available at
- All locations
About BNP
BNP is a hormone released by your heart when it is working harder than it should, making this test especially useful for diagnosing and monitoring heart failure. It is often ordered in patients with unexplained shortness of breath or leg swelling.
No fasting is required, and results are available the next day.
How to Prepare
- No fasting required.
- No special preparation needed before your blood draw.
Frequently Asked Questions
What is BNP testing used for?
It helps diagnose and monitor heart failure by measuring a hormone released when the heart is under strain.
Do I need to fast before this test?
No fasting is required.
What symptoms suggest BNP testing?
Unexplained shortness of breath, leg swelling, or fatigue that could be heart-related are common reasons for this test.
Can BNP levels be affected by other conditions?
Yes, kidney function and age can also influence BNP levels, so your doctor interprets it alongside your full clinical picture.
How soon will my report be ready?
Next day.
Is home sample collection available?
Yes, in all City Care Lab service areas.
This page provides general health information and is not a substitute for medical advice. Speak with your doctor about your specific results and treatment.