“…This has demonstrated that diagnostic high–mechanical index impulses applied transthoracically before invasive angiography increased the early recanalization rate of the culprit coronary artery to nearly 60% before percutaneous intervention. 4 Although intravascular ultrasound catheters have been used for pulmonary artery thrombi, 5 there is no published report regarding the use of intravenous microbubbles and transthoracic ultrasound for the treatment of pulmonary embolism.…”