Diseases and Disorders, Disorders of Coagulation Factors
Last Updated: June 2, 2026 Introduction to von Willebrand Disease von Willebrand disease (vWD) is caused by deficiencies in the protein von Willebrand factor (vWF). vWF is a multi-subunit glycoprotein that is found in subendothelial connective tissue, the...
Diseases and Disorders, Disorders of Coagulation Factors
Last Updated: October 28, 2025 Introduction to Hemophilia A Hemophilia A is referred to as classic hemophilia and was first recognized in the second century AD. The disease is an X-linked recessive bleeding disorder caused by defects in the clotting...