Strategies for the prevention of pulmonary embolus for patients at risk during surgical operations and also in the medical environment.

Pulmonary embolus is a significant aspect of thromboembolic venous disease which globally is the third most important cardiovascular disorder. There a re several methods of primary prevention to decrease morbidity and mortalit y related to this disease. This article consists of a review of the most cu rrent methods of prophylaxis followed by practical recommendations for surg ical, medical and obstetric patients.