Pulmonary embolism (PE) is the third most common cause of cardiovascular death worldwide, behind myocardial infarction and stroke. Due to pulmonary bed obstruction, PE can result in acute right ventricular (RV) failure which is a life-threatening condition. Because most patients ultimately die within the first hours of presentation, early diagnosis is very important (1). Mortality due to pulmonary embolism varies ... إقراء المزيد