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Factor IX (F9) Sequence Analysis

Order Code: 1405

Also Known as

F9, Factor, FIX, Hemophilia B, Sequence Analysis

Disease State

Test Information

Sequence analysis of the F9 gene detects germline variants associated with mild, moderate, and severe hemophilia B, as well as Hemophilia B Leyden.

Sample Requirements

EDTA Whole Blood, EDTA Bone Marrow, DNA, Buccal Swabs, Amniotic Fluid, Cultured Amniocytes, Direct or Cultured CVS

Shipping Information

Room Temperature

Requested Volume

3-5 mL EDTA Whole Blood or Bone Marrow (lavender top), 3-4 Buccal Swabs, >=1 ug DNA at >=50 ng/uL, 7-15 mL Amniotic Fluid, 5-10 mg CVS, 2-T25 flasks cultured amniocytes or CVS (2x10^6 minimum)

Minimum/Pediatric Volume

Fetal: Call Laboratory; Parental/Patient: 2 ml

CPT Codes



Capture hybridization and Next Generation sequencing with supplementary PCR and bi-directional Sanger sequencing for quality and coverage.

Turnaround Time

21 days

New York State Approval


DEX Z-Code™

Yes, visit app.dexzcodes.com


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