Description: This medical illustration series accurately depicts the mechanism of pulmonary embolism (blood clot), with an embolus forming in the lower extemity and moving through the venous system to lodge in the pulmonary arteries of the lungs. Arrows indiciate the passage of emboli (blood clots) from the leg upward. The second graphic shows the embolus traveling through the heart and into the lungs. The final image shows the lung tissue showing the embolus lodged in the blocked pulmonary artery.
Last Updated: Apr 30th, 2015
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