1284
VWF Exon 28 Sequence Analysis (For Type 2M or 2B VWD)
Order Code: 1284
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Test Information
Sequence Analysis of VWF exon 28 detects germline variants associated with type 2B or type 2M von Willebrand disease (VWD).
Also Known As
- Exon 28
- Von Willebrand Factor
Disease State
von Willebrand Disease
Test Type
Genetic Test
Sample Notes
EDTA Whole Blood, EDTA Bone Marrow, DNA, Buccal Swabs, Amniotic Fluid, Cultured Amniocytes, Direct or Cultured CVS, ACDA Whole Blood, ACDB Whole Blood, Na Heparin Whole Blood
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 EDTA whole blood
Shipping Information
Room Temperature or Refrigerated
CPT Codes
- 81403
Method
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
Yes
DEX Z-Code™
Yes, visit app.dexzcodes.com