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Test Code BNP NT-proBNP

Important Note

This test may be affected by biotin interference. Patients on high dose biotin (5mg/day or more) should not have samples drawn until at least 24 hours after the last biotin administration.

Specimen Type

Plasma

Container/Tube

Li-Heparin, Mint Green Top

Offsite Collection Instructions

1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be spun and
aliquoted
3. Transport refrigerated (2 – 8˚C)

Turnaround Time

4 hours

Test Includes

N/A

Preferred Volume

0.5 mL

UCMC Collection Instructions

1. Collect sample following standard collection methods
2. Within 2 hours of collection the sample must be received in
Laboratory Service Center
3. Transport room temperature (15 – 25˚C)

Test Usage

Used as an aid in the diagnosis of individuals suspected of
having congestive heart failure. The test is further indicated for
the risk stratification of patients with acute coronary syndrome
and congestive heart failure. The test may also serve as an aid in
the assessment of increased risk of cardiovascular events and
mortality in patients at risk for heart failure who have stable
coronary artery disease.

Critical Results

N/A

Test Limitations

Once per admit. If serial monitoring needed, Q daily.

Fee Code

43859

Synonyms

N-terminal pro-Brain Natriuretic Peptide
NT-proBNP

Stability: Room Temp

3 days

Stability: Refrigerated

6 days

Stability: Frozen

24 months

STAT Turnaround Time

N/A

Specimen Minimum Volume

0.2 mL

DAY(S) AND TIME(S) PERFORMED

24 hours, 7 days a week including holidays.

STAT DAY(S) AND TIME(S) PERFORMED

N/A

CPT

83880

Method Name

Electrochemiluminescence immunoassay (ECLIA)

Reference Values

Age <75 yr: <125 pg/mL

Age >75 yr: <450 pg/mL

Reject Due To

Whole blood/unspun samples greater than 6 hours will be
rejected.

Additional Information

N/A

Included in Additional codes

N/A

Coverage Information

N/A