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Epic Test Code LAB45 Albumin: Serum

Performing Location(s)

BMC,CRH,LFH,HRK,OCH,FTT,FOX,FCC

Specimen Type

Serum or Plasma

Preferred Container

Gold or Red Top

Alternate Container

Green top

Blood Tube Draw Volume

Min 50% draw volume  

Minimum Volume to Submit for Testing

0.5 mL Serum or Plasma

  • Multiple test can be performed from this volume. For question please contact the lab at 547-3975.  

Storage Requirements

Sample tubes should be centrifuged within 2 hour of collection 

Gold tops are stable in original tubes for 7 days DO NOT ALIQUOT

Aliquot Red tops after centrifuging 

See Causes of Rejection for temperature requirements.

Transportation Needs

 Deliver specimen to laboratory within 1 hour of collection if unspun. If not possible see "storage Requirements". 

Causes for Rejection

Mislabeled or unlabeled specimen
Less than 50% draw for Vacutainer tubes
 > 7 days refrigerated
> 7 days room temperature (Plasma tubes are routinely stored at the lab for only 3 days therefore, an add-on may not be possible after 3 days.)
> 3 days Frozen
Hemolysis > 450 mg/dL HgB
Lipemia > 800 mg/dL Trig
Bilirubin > 40 mg/dL Bili
NaF, Oxalate

Limitations

CMPF (3-carboxy-4-methyl-5-propyl-2-furanpropanoic acid) present in sera of patients with renal failure has been reported to give falsely low albumin values.

Reference Values

Population Units Reference Range
All Populations g/dL 3.5-5.7

 

Reflex Testing

When an Albumin is ordered with a Total Protein an AGR will be calculated at no charge.  

Days of Analysis

All

Available STAT

Yes

Methodology

Beckman AU/Dx Series

CPT Code

82040

Last Updated

26-OCT-24 MS