Citric Acid, Urine : ARUP Lab Tests

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Citric Acid, Urine : 0020852

Mnemonic: CITRIC U

Methodology:	Quantitative Enzymatic
Performed:	Sun-Sat
Reported:	Within 24 hours
Specimen Required:	Collect: 24-hour urine. Refrigerate during collection. Also acceptable: Random urine. Specimen Preparation: Adjust pH to less than or equal to 2 by adding 6M HCl. Transfer a 4 mL aliquot of urine to an ARUP Standard Transport Tube. (Min: 0.5 mL) Record total volume, collection time interval, and pH on transport tube and test request form. Also acceptable: Specimens previously preserved with boric acid. Storage/Transport Temperature: Refrigerated. Remarks: Stability (collection to initiation of testing): Ambient: 8 hours; Refrigerated: 1 week; Frozen: Indefinitely

Reference Interval:

Test Number	Components	Reference Interval
	Citric Acid, Urine	18 years and older: 320-1240 mg/d
	Citric Acid/Creatinine Ratio, Urine	1 year and older: greater than or equal to 150 mg/g.

CPT Code(s):

82507

Cross References:

Citrate (Citric Acid, Urine), Citric Acid (Citrate), Random Urine (Citric Acid, Urine), Citric Acid (Citrate)/Creatinine Ratio, Random Urine (Citric Acid, Urine)

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