We describe a 7-day-old infant who presented with extensive cerebral venous sinus thrombosis (CVST) and was found to be homozygous for the prothrombin G20210A gene mutation. No other known risk ...

Women with a history of venous thromboembolism may be at increased risk for venous thromboembolic events during pregnancy. In these women, the decision to give or withhold heparin in the antepartum ...

Prothrombin is a protein found in the blood. It’s required for your blood to clot properly. Blood clots are solid clumps of blood made up of platelets and a network of a protein called fibrin.

A secondary hypercoagulable state is an increased risk of severe blood clotting due to an underlying nonhereditary condition or event. Common causes include cancer, pregnancy, and antiphospholipid ...