Also Known as
Von Willebrand Factor, VWF
Additional Test Information
Sample Requirements
Fetal: Amniotic Fluid, CVS, Cultured Amniocytes or Cultured CVS; Parental/Patient: EDTA Whole Blood (lavender top)
Requested Volume
Fetal: 7-15 ml Amniotic Fluid or 5-10 mg CVS, backup culture of Amniocytes or CVS is highly recommended; Two T25 flasks Cultured Amniocytes or CVS (2x10^6 minimum); Parental/Patient: 3-5 ml
Minimum/Pediatric Volume
Fetal: Call Laboratory; Parental/Patient: 2 ml
Method
PCR and Bi-directional DNA Sequencing