Citrate, Urine
| Abbrev Code: | ARMISC | ||
| Order Code: | LAB4909 | Order Name: | Laboratory Miscellaneous Order |
| Synonyms: | Citric Acid, Urine | ||
| Methodology: | Quantitative Enzymatic Assay | ||
| CPT Codes: | 82507 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported within 1 day. | ||
| Compliance: | For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes. |
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Collection Instructions
| Specimen: | Urine, 24 hour or random |
| Optimal Volume: | Submit entire 24 hour collection |
| Container: | 3 L plastic jug Alternate Containers: Plastic leakproof container, sterile |
| Collection Instructions: | Refrigerate during collection. |
Processing and Shipping
| Specimen Processing: | Mix collection well before aliquot is taken. Adjust pH to less than or equal to 2 by adding 6M HCl. Aliquot 4 mL. Store in refrigerator. Record total volume, collection time interval and pH on transport vial and request form. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 8 hours at room temperature; 2 weeks refrigerated; 1 month frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 20852 |
Interpretive
| 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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