Prolonged closure time and defects in von Willebrand factor were identified as risk factors for bleeding complications patients with multiple myeloma. Investigators assess underlying mechanisms and ...

New research points to disturbances in blood clotting protein factor V activity as both a potential cause of blood clotting disorders with COVID-19, and to potential methods for identifying at-risk ...

Acquired Factor V inhibitors represent a rare and heterogeneous group of coagulation disorders, characterised by the sudden emergence of autoantibodies that neutralise factor V, a critical cofactor in ...

BOSTON - Patients hospitalized with severe COVID-19 infections who have high levels of the blood clotting protein factor V are at elevated risk for serious injury from blood clots such as deep vein ...