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Oxalate, Urine

Oxalate, Urine is a topic covered in the Davis's Lab & Diagnostic Tests.

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To identify patients who are at risk for renal calculus formation or hyperoxaluria related to malabsorption.

Patient Preparation
There are no fluid, activity, or medication restrictions unless by medical direction. Instruct the patient to abstain from calcium supplements, gelatin, rhubarb, spinach, strawberries, tomatoes, and vitamin C for at least 24 hr before the test. High-protein meals should also be avoided for 24 hr before specimen collection. Protocols may vary among facilities. Usually, a 24-hr urine collection is ordered. As appropriate, provide the required urine collection container and specimen collection instructions.

Normal Findings
Method: Spectrophotometry.

Conventional UnitsSI Units (Conventional Units × 11.1)
Children and adultsLess than 40 mg/24 hrLess than 444 micromol/24 hr

Critical Findings and Potential Interventions

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Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Oxalate, Urine." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425269/all/Oxalate_Urine.
Bladh ML, Van Leeuwen AM. Oxalate, Urine. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425269/all/Oxalate_Urine. Accessed July 23, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Oxalate, Urine. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425269/all/Oxalate_Urine
Bladh ML, Van Leeuwen AM. Oxalate, Urine [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 July 23]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425269/all/Oxalate_Urine.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Oxalate, Urine ID - 425269 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425269/all/Oxalate_Urine PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -