Cardio IQ® NT ProBNP

Test Code

91739

CPT Codes
83880

Preferred Specimen

1 mL serum

Minimum Volume

0.3 mL

Instructions

After collection separate serum as soon as possible. Keep refrigerated after separation.

Transport Container

Transport tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 72 hours
Refrigerated: 5 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis

Methodology
Immunoassay (IA)

Setup Schedule

Tues-Sat

Report Available

2-4 days

Reference Range

0-74 years	<125 pg/mL
≥75 years	<450 pg/mL

Clinical Significance

BNP is used to aid in the diagnosis of left ventricular dysfunction in heart failure. In contrast with BNP, a drug to treat left ventricular dysfunction does not interfere with the measurement of N-terminal pro-BNP.

Performing Laboratory

Cleveland HeartLab, Inc

6701 Carnegie Avenue, Suite 500

Cleveland, OH 44103-4623

Last Updated: November 6, 2024

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.