Retinol Binding Protein, Random Urine
| Sunquest Code: | RRBP | ||
| Epic Code: | LAB6315 | Epic Name: | Retinol Binding Protein, Random Urine |
| Methodology: | Enzymatic colorimetric assay; Immunonephelometry | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 7 days. | ||
| Compliance: | This test was developed and its performance characteristics determined by Laboratory Medicine and Pathology, Mayo Clinic. This test has not been cleared by the U.S. Food and Drug Administration. |
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Collection Instructions
| Specimen: | Urine |
| Optimal Volume: | 5 mL |
| Minimum\Peds Volume: | 1 mL |
| Container: | Plastic leakproof container, sterile |
Processing and Shipping
| Specimen Processing: | Mix collection well before aliquot is taken. Aliquot 5 mL, 1 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Test Performed at or Referral Lab | Lab Sendouts (Mayo) |
| Referral Lab number: | RRBP |
Interpretive
| Reference Range: | Less than 50 years: <130 mcg/g creatinine. Greater than or equal to 50 years: <172 mcg/g creatinine. |
| Use: | Retinol-binding protein above the reference values may be indicative of a proximal tubular dysfunction. |
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