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St. John Health System
Lab Catalog


Index:

Pro-BNP N-Terminal

Order Name PROBNP N-T
Test Number: 2015177
Revision Date 02/15/2023
Test Name Methodology LOINC Code
Pro-BNP N-Terminal
Electrochemiluminescent Immunoassay 33762-6 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1.0 mL (0.7 mL) Serum Clot Activator (SST or Red No-Gel) Refrigerated or Frozen
Instructions Notes: 0.7 mL (Note: This volume Does NOT allow for repeat testing.)
Specimen Type: Gel-barrier tube (preferred) or red-top tube
Specimen Collection: If a red-top tube is used, transfer separated serum to a plastic transport tube.
Special Instructions: This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended to ask all patients who may be indicated for this test about biotin supplementation. Patients should be cautioned to stop biotin consumption at least 72 hours prior to the collection of a sample.
Specimen Stability:  Ambient: 3 days; Refrigerated : 6 days: Frozen: 24 months (Freeze/Thaw: x1)
GENERAL INFORMATION
Expected TAT 2-3 Days  
Notes Labcorp Test Code: 143000
CPT Code(s) 83880
Internal Comments 9/19/16 - Added to RML Online - JLS
4/4/19 updated processing from sep asap to sep w/in 30min. - JK
4/8/19 updating processing further to freeze specimen per Nikki and Sonja -JK
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Reference Lab