The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK


Hemochromatosis, DNA Testing
Order Code: HEMPCR
Epic Lab Code: LAB2466
Order Form: A-1a Molecular Pathology/Diagnostics or Epic Req
  Molecular Pathology
6004 BT GH
384-9568
Specimen:
Whole Blood
Collection Medium:
Lavender top tube (EDTA)
Minimum:
Adult minimum: 3 mL whole blood in lavender top tube (EDTA)
Children minimum: 2 mL whole blood in lavender top tube (EDTA)
Testing on smaller volumes than those requested will be attempted.  
However, in some cases, small blood volumes may compromise the ability 
to perform testing.
Testing requires a dedicated collection tube.
Delivery Instructions:
Room temperature up to 24 hours.  Refrigerate overnight, 
weekends and holidays.
Testing Schedule:
Weekly
Analytic Time:
2 weeks
Reference Range:
By report
Direct detection of two mutations, C282Y and H63D, in the HFE gene.
Comments:
This test is useful for diagnosis of symptomatic patients, 
presymptomatic diagnosis in asymptomatic patients, and carrier testing 
in healthy adults.
Methodology:
Polymerase Chain Reaction:  Amplification refractory mutation system 
(ARMS).
CPT Code:
83912, 83901, 83900, 83890, 83894

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Updated: 09/29/2009

Note: The information contained in this handbook is for use by personnel of University of Iowa Health Care. No other use is implied or intended.