Fya/Fyb Genotyping
Test Summary
Genotyping for Duffy (Fya, Fyb) antigens, used in the context of hemolytic disease of the newborn or fetus. This is a laboratory developed test (LDT).
Aliases
- Duffy
Specimen Collection
Special Instructions
N/A
Preferred Specimen
3-5 mL EDTS (lavender top tube) whole blood
Minimum Volume
2 mL
Instructions
EDTA whole blood transport room temperature
Patient Preparation
N/A
Storage
Lavender top tube
Transport Temperature
Room Temperature
Specimen Stability
- Room Temperature: 7 days
- Refrigerated: 14 days
- Frozen: Unacceptable
Limitations
N/A
Other Acceptable Specimens
Fetal: Amniotic Fluid, CVS, Cultured Amniocytes, Cultured CVS, or Fetal Blood
Unacceptable Specimens
N/A
Order Code
EPIC (Premier) Code
LAB7012
Includes
N/A
CPT Code
- 81479
Billing Code
- 650061
CPT Statement
Methodology
Allele-Specific Polymerase Chain reaction (PCR)
FDA Status
Not Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
638 N 18 St
Milwaukee WI, 53233
Department
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Report available: 4 - 6 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
3-5 mL EDTS (lavender top tube) whole blood
Minimum Volume
2 mL
Instructions
EDTA whole blood transport room temperature
Patient Preparation
N/A
Storage
Lavender top tube
Transport Temperature
Room Temperature
Specimen Stability
- Room Temperature: 7 days
- Refrigerated: 14 days
- Frozen: Unacceptable
Limitations
N/A
Other Acceptable Specimens
Fetal: Amniotic Fluid, CVS, Cultured Amniocytes, Cultured CVS, or Fetal Blood
Unacceptable Specimens
N/A
Result Information
Methodology
Allele-Specific Polymerase Chain reaction (PCR)
Testing Laboratory
Reference Range
N/A
Setup Schedule / Expected Turnaround Time
Report available: 4 - 6 days