Ordering Recommendation
Mnemonic
PYD
Methodology

Quantitative Enzyme Immunoassay

Performed

Tue

Reported

1-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation

First-morning void.

Collect

Urine.

Specimen Preparation

Transfer 3.5 mL aliquot from a well-mixed, first-morning urine to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Frozen.

Unacceptable Conditions
Remarks
Stability

Ambient: 2 hours; Refrigerated: 4 days; Frozen: 3 months

Reference Interval

Effective May 18, 2015

Test Number
Components
Reference Interval
  Pyridinoline, Urine - ratio to CRT Adult Male: 10.3-20.0 nmol/mmol
Premenopausal Adult Female: 15.3-33.6 nmol/mmol
  Creatinine, Urine - per volume No reference interval

Interpretive Data

The target value for treated postmenopausal adult females is the same as the premenopausal reference interval.

No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

82523

Components
Component Test Code* Component Chart Name LOINC
0020207 Creatinine, Urine - per volume 2161-8
0070222 Pyridinoline, Urine - ratio to CRT 25129-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • PYD crosslinks
  • Urinary pyridinium crosslinks
Pyridinium Crosslinks (Total), Urine