Oxalate, Plasma


Sunquest Code:OXALS  
Epic Code:LAB5668Epic Name:Oxalate Plasma
Methodology:Spectrophotometry
CPT Code:83945
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-8 days.
Compliance:

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.



Collection Instructions

Specimen:Blood
Optimal Volume:4 mL
Minimum\Peds Volume:3.2 mL
Patient Preparation:Patient should avoid ingestion of vitamin C for 24 hours prior to sample collection.
Causes for Rejection:Samples that are not plasma. Samples that are not received frozen.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot within 1 hour of collection 2 mL, 1.5 mL minimum. Freeze immediately.
Shipping Instructions:Ship frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2011697


Interpretive

Reference Range:Less than or equal to 1.9 umol/L.


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