Pulmonary embolism is a blockage of one of the pulmonary arteries in the lungs, typically caused by blood clots that travel from the legs or other parts of the body. It can lead to serious complications, including respiratory failure, cardiac arrest, or death if untreated.

Pulmonary Embolism (PE) FAQ


What causes pulmonary embolism?

PE is often caused by blood clots in the legs (DVT) that break loose and travel to the lungs.

What are common symptoms of PE?

Shortness of breath, chest pain, coughing up blood, and rapid heart rate.

Is PE life-threatening?

Yes, if untreated, it can cause cardiac arrest or death.

How is PE diagnosed?

Through D-dimer blood tests, CT pulmonary angiography, or ventilation-perfusion scans.

What medications treat PE?

Anticoagulants like Eliquis, Xarelto, and Warfarin to prevent further clotting.

Can PE be prevented?

Yes, by reducing risk factors like immobility, obesity, and smoking.

Who is at high risk for PE?

Individuals with DVT, recent surgery, or prolonged bed rest.

What is the recovery time for PE?

Recovery varies; most recover within weeks with proper treatment.

Can PE recur after treatment?

Yes, especially if underlying conditions like DVT are not managed.

Is surgery required for PE?

Only in severe cases where clot removal is necessary.

How does PE affect the heart?

It strains the right side of the heart, potentially leading to failure.

Can PE be mistaken for other conditions?

Yes, often confused with heart attacks or pneumonia.

What lifestyle changes aid PE recovery?

Increasing mobility, staying hydrated, and avoiding smoking.

Are blood thinners lifelong for PE?

Depends on the cause and risk of recurrence; a doctor decides.

Can PE cause long-term lung damage?

Rarely, but possible in cases of prolonged lack of blood flow.

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