Procollagen Type I Intact N Terminal Propeptide

Test Code

PROINTP

Quest Code

16609

Alias/See Also

16609

CPT Codes
83519

Preferred Specimen

1 mL serum

Minimum Volume

0.3 mL

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: Unacceptable
Refrigerated: 27 days
Frozen: 60 days

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

Gross hemolysis • Grossly lipemic

Methodology
Immunoassay (IA)

Setup Schedule

Set up: Tues, Thurs, Sat; Report Available: 1-3 days

Reference Range

Males
<23 Years	Not established
23-60 Years	30-110 mcg/L
>60 Years	Not established
Females
<20 Years	Not established
20-45 Years	22-104 mcg/L
46-60 Years	20-108 mcg/L
>60 Years	Not established

Clinical Significance

Intact N-terminal propeptide of type I procollagen is useful in the management of osteoporosis and monitoring bone formation therapies and antiresorptive therapies.

Performing Laboratory
Quest Diagnostics Chantilly Nichols Institute
14225 Newbrook Dr.
Chantilly, VA 20151-2228

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.