How would you manage acquired von Willebrand syndrome secondary to a myeloproliferative neoplasm in a patient who is already on anticoagulation?

Acquired von Willebrand activity is something that can occur with MPN patients. It should be part of routine testing of patients with both ET and PV. Although, historically, usually thought of as a phenomenon of when platelets are greater than 1000, a recent publication (Rottenstreich et al., PMID 2...