Identification of a coagulation disorder.
- Approximately 1% of the general population has an atypical von Willebrand factor gene.
- Von Willebrand disease (VWD) and hemophilia
A & B account for 95–97% of all inherited
deficiencies of coagulation factors.40
- Prolonged nosebleeds (more than 10 minutes) are four times more common in female carriers of hemophilia A or B than in non-carriers.12
- Gynecologists tend to underestimate inherited
coagulation disorders as an underlying cause of
Any of the following situations could indicate a coagulation disorder:
When discussing bruising or bleeding with the patient, ask whether he or she has had other symptoms of potential coagulation disorders.
- Hematoma following intramuscular vaccination.
- Prolonged nosebleeds (epistaxis).
- Prolonged bleeding (five minutes) after minor
- Heavy menstrual bleeding (menorrhagia).
This takes only five minutes – better safe than sorry!
Ask the patient about the 5 Signs