Citrate, Urine

Sunquest Code:UCIT  
Epic Code:LAB3887Epic Name:Citrate Urine
Synonyms:Citric Acid, Urine
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1 day.

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.

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Urine Collection Procedure

Collection Instructions

Specimen:Urine, 24 hour or random
Optimal Volume:Submit entire 24 hour collection
Container:3 L plastic jug (Plastic leakproof container, sterile)
Collection Instructions:Refrigerate during collection.

Processing and Shipping

Specimen Processing:Mix collection well before aliquot is taken. Aliquot 4 mL into a sulfamic acid aliquot tube (available from ARUP Connect). Store in refrigerator. Record total volume, collection time interval on transport vial and request form.
Shipping Instructions:Ship at refrigerated temperature.
Stability:8 hours at room temperature; 1 week refrigerated; indefinitely frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:20852


Reference Range:Citric Acid Urine: 18 years and older: 320-1240 mg/24 hours. Reference range for patients under 18 years of age is not provided by the reference laboratory.

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