10. Our Patient's Work-Up

Our Patient's Work-Up

  • PT 12.3, PTT 28
  • Platelet count 154,000
  • Bleeding time >30 min
  • von Willebrand factor Ag 34% (60-150)
  • Factor VIII 26% (50-150)
  • Ristocetin cofactor activ. 23% (50-150)

Multimer analysis
Multimer analysis

Breakpoint #2

  • What is the most likely diagnosis?
  • Is this diagnosis solely based on the laboratory findings?