Category: Haematology

Feb 19

Aspirin as DVT prophylaxis for high risk long-haul travellers

Cesarone MR, et al. Angiology 2002 Jan-Feb;53(1):1-6.
It is unclear whether aspirin is effective as DVT prophylaxis for high risk long-haul travellers. The lack of evidence should preclude it from being recommended.

Jun 22

Dabigatran versus warfarin for atrial fibrillation

Connolly SJ, et al. Dabigatran versus warfarin in patients with atrial fibrillation. N Engl J Med 2009; 361:1139-1151
Dabigatran (Pradaxa) is non-inferior to warfarin for the prevention of strokes or systemic embolism, in non-valvular atrial fibrillation.

Apr 13

Proton pump inhibitors with clopidogrel

van Boxel OS, et al. Cardiovascular and gastrointestinal outcomes in clopidogrel users on proton pump inhibitors: results of a large Dutch cohort study. Am J Gastroenterol 2010; 105: 2430–6
Concurrent proton pump inhibitors may increase the risk of cardiovascular outcomes in patients taking clopidogrel.

Feb 23

Antipsychotics and the risk of venous thromboembolism

Parker C, Coupland C, Hippisley-Cox J. Antipsychotic drugs and risk of venous thromboembolism: nested case-control study. BMJ 2010;341:c4245.
Antipsychotic drugs are associated with a 32% increased risk of venous thromboembolism.

Feb 02

Effect of home testing of INR on clinical events

Matchar DB, et al. Effect of home testing of INR on clinical events. N Engl J Med 2010;363:1608-20
Home INR self-testing does not appear to improve or worsen strokes, major bleeds or death when compared to high quality practice based management of anticoagulation.