A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
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General Information
Performed: Mon-Fri
Turn Around Time: 2-5 days
CPT Codes: 83945
Performed By: Referral Lab
Notes: Avoid taking large doses (>2g orally/24hours) of vitamin C during specimen collection.
Link:
Oxalate, Urine
Unacceptable Conditions: Specimens received with acidic preservative (HCl, HNO3, acetic or boric) will be rejected.
Components
Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
Oxalate 24H, Ur - Per Volume |
Quantitative Spectrophotometry |
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See Link |
See Link |
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Oxalate 24H, Ur - Per 24H |
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Creatinine 24H, Ur - Per Volume |
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Creatinine 24H, Ur - Per 24H |
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Specimen Requirements
Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
Urine |
Ur NoAdd |
4mL |
|
1. Collect urine for 24 hours.
2. Refrigerate specimen during and after collection.
3. Specimen pH should be between 4.5 and 8 and will stay in this range if kept refrigerated. Specimens with pH>8 indicate bacterial contamination, and testing will be cancelled. Do not attempt to adjust pH as it will adversely affect results. |
Refrigerated during collection; Critical frozen aliquot to performing reference laboratory |
Send urine cup refrigerated |