Methodology
Immunoassay (IA)
Synonyms
BNP; NTproBNP; B-Type Natriuretic Peptide
Specimen Type
Plasma or Serum
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
3-6 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
EDTA (Lavender-Top) Tube
Collection Instructions
Plasma collected in a lithium heparin (green-top) or EDTA (royal blue-top) or Serum collected in a (red-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK
Specimen Stability
Room Temp: 72 Hours; Refrigerated: 5 Days; Frozen: 30 Days
Rejection Criteria
Gross hemolysis
Test Volume Required
1 mL Plasma or Serum
Minimum Test Volume
0.3 mL Plasma or Serum
Processing Instructions
Separate serum or plasma as soon as possible.
Comments
This test is not validated for pediatric patients and will report with adult reference ranges.
CPT Codes
83880 (not genetic)
Revised
1/22/26
Initials
SA