Retinol Binding Protein, Random Urine


Sunquest Code:RRBP  
Epic Code:LAB6315Epic Name:Retinol Binding Protein, Random Urine
Methodology:Enzymatic colorimetric assay; Immunonephelometry
CPT Code:83883
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.

Associated Links:

Urine Collection Procedure



Collection Instructions

Specimen:Urine
Optimal Volume:5 mL
Minimum\Peds Volume:1 mL


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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