Laboratory Test Information Guide

Details for Ferritin, Plasma/Serum

Test Name: Ferritin, Plasma/Serum
Alternate Name(s):  
Laboratory: Core
Specimen Type: Adult:
4.5 mL Light Green top (Li-Heparin) Vacutainer tube

Pediatric:
0-2 years: 0.5 mL Light Green top (Li-Heparin) Microtainer
2-10 years: 3 mL Light Green top (Li-Heparin) Vacutainer tube

Red, Gold, or Lavender (EDTA) top tubes are also acceptable
Collection Information: Minimum volume of plasma or serum required is 700 L for adult samples or 200 L for pediatric samples.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: As required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
4 hours
Stat
1 hour
 
Reference Range: Male:
0 <1 month: 150.0 973.0 g/L1
1 <6 months: 8.5 580.0 g/L1
6 months <10 years: 14.0 101.1 g/L1
10 <18 years: 15.1 201.1 g/L2
≥ 18 years: 31.3 - 408.5 g/L2

Female:
0 <1 month: 150.0 973.0 g/L1
1 <6 months: 8.5 580.0 g/L1
6 months <16 years: 14.0 101.1 g/L1
16 <51 years: 13.0 150.0 g/L3
≥ 51 years: 11.0-327.8 g/L2

1. Bohn MK, Higgins V, Asgari S, Leung F, Hoffman B, Macri J, Adeli, K. (2019). Paediatric reference intervals for 17 Roche cobas 8000 e602 immunoassays in the CALIPER cohort of healthy children and adolescents. Clin Chem Lab Med. 57(12):1968-1979. doi: 10.1515/cclm-2019-0707.
2. Snozek CLH, Spears GM, Porco AB, Erb S, Kaleta EJ, Bryant SC, Baumann NA. (2021). Updated ferritin reference intervals for the Roche Elecsys immunoassay. Clin Biochem. 87:100-103. Doi: 10.1016/j.clinbiochem.2020.11.006.
3. Roche Elecsys Ferritin kit insert. 2017-04, V 2.0.
Effective Date: 2008-11-15
Revised Date: 2021-05-25
Critical Value:  
Interpretive Comments: Starting at a hemolysis index of 100, the following comment will be given: Interpret ferritin result with caution since hemolysis may artificially increase result.
Starting at a hemolysis index of 500, the test will be cancelled.
Special Processing:  
Comments: Biotin may interfere with this test. Samples should not be taken from patients receiving high biotin doses (i.e. > 5 mg/day) until at least 8 hours after the last biotin administration.
Method of Analysis: Roche Electrochemiluminescence
Critical Information Required:  
Storage & Shipment:  
System Codes: 
Cerner
FER
 
Referred To:  

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