Protein
Label Mnemonic: UPR
Epic Lab Code: LAB891
Downtime Form: A-1a General Laboratory Requisition
Chemistry
6240 RCP
356-3527
Specimen(s):
Urine, Quantitation
Collection Medium:
Urine - 24 hour/timed plastic urine container
Alternate Collection Media:
Call laboratory for additional acceptable specimen collection containers.
Minimum:
24 hr collection; no preservative. Collections other than 24 hr will not be calculated for g/24 hr.
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
3 hours (upon receipt in laboratory)
Reference Range:
.1 - .2 g/24 hr (Timed)
Comments:
Do not collect in acid.

This test is also performed in the Iowa River Landing (IRL) clinical laboratory (for specimens drawn at that site).
Test Limitations:
Criterion: recovery plus or minus 10% of initial values. Icterus: No significant interference up to an I index of 45 (approximate conjugated and unconjugated bilirubin concentration: 45 mg/dL). Hemolysis: No significant interference up to an H index of 50. No significant interference from: Ascorbic Acid Creatinine Glucose Phosphorus Urea Magnesium Sodium Citrate Caffeine Cefazolin Sodium Chlorpromazine Calcium L-Dopa Gentamicin Sulfate Sodium Oxalate Uric Acid
Methodology:
Turbidimetric
CPT Code:
84156
 
See Additional Information:
Urine Tests Requiring no Preservatives