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Vanderbilt Pathology Laboratory Services

Test Directory



HEREDITARY HEMOCHROMATOSIS MUTATION (HHM)

Department: Molecular Diagnostics
Test Synonym(s): HHM, HFE gene, C282Y, H63D
CPT Codes: 81256
Methodology: Direct Detection of Mutation H63D by PCR and evaluated by gel electrophoresis
Tube Type: Lavender top (EDTA)
Specimen: Whole Blood
Pediatric Requirements: 0.5 mL Whole blood
Volume: 4 mL Whole blood
Temperature: Room temperature or refrigerated (EDTA)
Stability: EDTA - Room temperature: 2 days; refrigerated: 3 days
Reasons for Rejection: Client will be notified by Molecular Diagnostics Lab if specimen is rejected
Days Performed: Once a week - variable days
Times Performed: Batched
TAT: 7 - 10 days
Significance: Direct Detection of C282Y and H63D
Special Instructions: Call the Molecular Diagnostics Laboratory at 615-343-8121 if additional assistance is needed regarding specimen requirements or submission or if patient has received a transfusion in the prior 2 weeks. Click here to print the Molecular Diagnostics requisition.

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