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HelpTest Code LAB816 N-Telopeptide + Creatinine, Urine
Additional Codes
N-Telopep
Clinical System Name
N-Telopeptide + Creatinine, Urine
Synonyms
N Telopeptide
N-Telopeptide
NTX
Osteomark
Pyridinium X-Link
Sample Requirements
Specimen: Urine, random
Container(s): Urine Container
Preferred Vol: Random urine aliquots (x2), 3.0 mL each (6.0 mL total)
Minimum Vol: Random urine aliquots (x2), 2.0 mL each (4.0 mL total)
Note: Collect random urine sample, NOT first morning void. 24 hour urine collections are acceptable (refrigerated, no preservative needed).
Processing Instructions
Reject due to: Samples with preservatives
Spin: N
Aliquot: Y
Temp: 2 - 8 C
Storage Location: Affix a large Epic label to each of the 3.0 mL aliquots. Store each aliquot in the Send Outs rack in the CPA refrigerator.
Off-site Collection: Refrigerate sample during collection, make two 3.0 mL aliquots in conical Falcon tubes. Transport to Main Lab refrigerated.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Room Temp |
Unacceptable |
| Refrigerated | up to 7 d | |
| Frozen |
|
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | Th | 2 - 8 d |
Performing Laboratory
University of Washington
Department of Laboratory Medicine
Immunology
1959 NE Pacific St, NW220
Seattle, WA 98195
Phone Number: (206) 520-4600
Department
Department: Send Outs
Phone Number: (206) 987-2563
CPT Codes
82523
Methodology
Method:
Analytical Volume: 4.0 mL Urine
Limitations:
Reference Range
| nM BCE/mM Creat | |
| Premenopausal Females | 17 - 94 |
| Postmenopausal Females | 26 - 124 |
| Males | 21 - 83 |
Send Out Instructions
| Reference Test Name: | N-Telopeptide with Creatinine, Urine |
| Reference Lab Test Code: | |
| Instructions: |
Send out Monday through Friday with the UW courier. |