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Lab Test Dictionary

Oxalic Acid, Pediatric Urine with Creatinine (11222X)

Methodology

Spectrophotometry (SP)

Synonyms

Oxalate

Specimen Type

Urine, Random

Performing Lab

Quest Diagnostics San Juan Capistrano

Epic ID

LAB01596

Lab Test Days

Tuesday, Thursday, and Saturday

Standard TAT

3-6 Days

Collection Information

Specimen Required

3-10 mL Second Void Urine

Container Type

Sterile Container

Collection Instructions

Submit 2nd AM voided urine. Refrigerated after collection.

Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK/Ambient-OK

Specimen Stability

Room Temp: 6 Days; Refrigerated: 7 Days; Frozen: 4 Months

Test Volume Required

10 mL 2nd AM Voided Urine

Minimum Test Volume

3 mL 2nd AM Voided Urine

Processing Instructions

Adjust pH to <3.0 with 6N HCl prior to aliquoting for testing.

CPT Codes

82570, 83945

Revised

11-03-16