Pulmonary embolism


Typical appearances of a large pulmonary emboli.

The site and number of pulmonary emboli should be described: central, main, lobar, segmental or subsegmental vessels.

Associated signs include: straightening of the intraventricular septum from right heart strain or pulmonary infarction.

Signs of chronicity include: main pulmonary artery enlargement or vascular webs.