N-TELOPEPTIDES, URINE
Marquette General Health System

General Info

Alpha Code

   NTXU

MGH LIS Test No

   735

Schedule

   Tuesday, Friday

Testing Time

   1 day

Testing Lab

   Mayo Labs

QORR Test Code

   NTXU

Specimen Info

Type

      

Volume

    

Temperature

   Refrigerate

Preservative

    

Collection Info

   4.0 mL from a 24-hour urine collection. No preservative. 
Refrigerate specimen during collection, and send specimen
refrigerated in a plastic, 13-mL urine tube.
Note:    1. Specimens with pH lower than 5.0 will be rejected.
            2.  24-hour collections are preferred, but second- morning voided 

                and random specimens are also acceptable.                  

Urine Preservative Collection Options

Note:     The addition of preservative or application of temperature 
              controls must occur within 4 hours of completion of the 
              collection.
 
Specimen Acceptability
Ambient:                     No
Refrigerate:  Preferred
Frozen:   Yes
6N HCl:   No
50% Acetic Acid:  No
Na(2)CO(3):      No
Toluene:         Yes
6N HNO(3):      No
Boric Acid:     Yes
Thymol:         No

Methods
Enzyme-Linked Immunoabsorbent Assay (ELISA)

Clinical Utilities

CPT Codes
82523

Reference Range
NTX-Telopeptide Units = NMOL NTX/MMOL Creatinine

Reference Range:
        Age                          Males                       Females
0 years - 5 years ..........  576-1763                     576-1763 
6 years - 13 years ......... 307-1367                     307-1367
14 years - 17 years ........102-1048                      55-378 
>= 18 years  .................. 21- 66                         19- 63    

Component Information

Collection Notes

Additional Comments

 

Questions or Comments email support@mgh.org

Reference Lab Home Page
Laboratory Main Page
Marquette General Health System Home Page