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B-Type Natriuretic Peptide (BNP)
Test Code: 37386
Speciman Type
Plasma Tube
Speciman Volume
0.5 mL
Fasting Required?
No
Average Results Turnaround
Collection Instructions
Collect specimen in a plastic EDTA (lavender-top) tube. Centrifuge tube and separate plasma into a plastic specimen transport tube within 1 hour. Freeze plasma immediately.
Note: BNP is unstable in glass containers. Use of glass tubes and glass transfer pipettes will affect accurate quantitation of BNP.
Speciman Shipping
Transport Temperature:
Frozen
Specimen Stability:
- Room temperature: 1 hour
- Refrigerated: 1 hour
- Frozen: 9 months
Rejection Criteria
Collected in a glass tube
PPT potassium EDTA (white-top) tube
Low Risk
Male:
Female:
Borderline Risk
Male:
Female:
High Risk
Male:
Female: