Plasma coagulation in the activated partial thromboplastin time assay is initiated by sequential activation of coagulation factors XII, XI, and IX. While this series of proteolytic reactions is not an…
The vitamin K antagonists (VKAs) are associated with a significant rate of major and fatal bleeding complications. The new direct oral anticoagulants (DOACs), even though having a better bleeding profile…
The periprocedural management of patients on direct oral anticoagulants (DOACs) is a common but potentially challenging clinical problem because there are few prospective studies to guide clinical decisions. Retrospective analyses…
In the past 2 decades, the direct oral anticoagulants (DOACs) have emerged as alternatives to the standard therapy (unfractionated or low-molecular-weight heparin followed by vitamin K antagonists [VKA]), for the…
Elective total hip or knee arthroplasty places patients at risk for venous thromboembolism (VTE). As our understanding of the pathophysiology of VTE after joint arthroplasty has increased, pharmacologic strategies have…
For more than 50 years, vitamin K antagonists (VKAs) have been the standard of care for treatment of atrial fibrillation (AF). However, the numerous limitations of VKAs have led to the…
In some clinical settings laboratory measurement of direct oral anticoagulants effect is helpful in guiding medical care, such as life-threatening bleeding, need for emergency surgery, renal impairment, severe hepatic failure,…
Jean Marie Connors, MD, Editor Anticoagulant choices have increased exponentially in the last few years, with new options available for the prevention and treatment of thrombotic disease. Unlike heparin and…
The administration of intravenous heparin to postoperative patients by Barritt and Jordan reduced the incidence of fatal and nonfatal pulmonary embolism and established heparin as the standard for parenteral anticoagulation….
Mantle cell lymphoma is a relatively rare subtype of lymphoma with a great deal of heterogeneity, both clinically and biologically. Since its recognition as a separate entity in the early…
