PE Clinical

PE Clinical - monary artery.The embolus may dissolve...

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Clinical Thrombus formation results directly from vascular wall damage, venostasis, or hypercoagulabil- ity of the blood.Trauma, clot dissolution, sudden muscle spasm, intravascular pressure changes, or a change in peripheral blood flow can cause the thrombus to loosen or fragment. The throm- bus, now called an embolus, floats to the heart’s right side and enters the lung through the pul-
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Unformatted text preview: monary artery .The embolus may dissolve, continue to fragment, or grow. By occluding the pul-monary artery, the embolus prevents alveoli from producing enough surfactant to maintain alve-olar integrity. Alveoli collapse and atelectasis develops. If the embolus enlarges, it may clog most or all of the pulmonary vessels and cause death....
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