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Epic Test Code LAB68 Ferritin

Performing Location(s)

MIB,FOX,HLS,FCC

Specimen Type

Serum

Preferred Container

Gold or Red top tube

Alternate Container

Green top tube

Blood Tube Draw Volume

Min 50% draw volume  

Minimum Volume to Submit for Testing

1 ml Serum

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

Transportation Needs

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

Storage Requirements

Sample tubes should be centrifuged within 2 hours of collection 

Gold tops are stable in original tubes for 24 hours DO NOT ALIQUOT

Aliquot Red tops

See Causes of Rejection for temperature requirements.

.

Causes for Rejection

Mislabeled or unlabeled specimen
Less than 50% draw for Vacutainer tubes

>24 hours Gold top
> 7 days Refrigerated 
>24 hours Room Temperature
> 12 months Frozen
Hemolysis > 500 mg/dL HgB
Lipemia > 400 mg/dL Trig
Bilirubin > 40 mg/dL Bili

Creat > 30, urea > 500, uric acid > 20 mg/dL

Limitations

The following substances have less than 10% effect on the FERR method:

1. icterus (bilirubin 60 mg/dL [1026 µmol/L])

2. hemolysis (hemoglobin 1000 mg/dL [0.62 mmol/L](monomer))

3. lipemia (triglyceride 3000 mg/dL [33.9 mmol/L]).

 

Patients taking biotin supplements in excess of the daily recommended allowance may cause falsely elevated results.

Reference Values

Population Units Reference Range
Female ng/mL 10-158
Male ng/mL 16-243
Unknown Sex ng/mL 10-243

 

Days of Analysis

All

Available STAT

No

Methodology

Beckman AU/DX Series

CPT Code

82728

Last Updated

26-OCT-24 MS