How long can you have a pulmonary embolism without knowing

A pulmonary embolism is a blood clot that blocks the lung’s arteries. Blood clots do not show on chest X-rays.

However, these X-rays may help doctors rule out other health conditions with similar symptoms.

Pulmonary embolisms can reduce oxygen in the blood, increase pressure on the heart, and spike blood pressure in the lungs.

They are potentially life threatening.

Can oximeter detect blood clot

However, people can recover from pulmonary embolisms after receiving prompt and correct treatment. A person can speak with a healthcare professional about possible pulmonary embolism symptoms. A doctor may recommend several imaging scans, including CT, angiography, and ultrasound.

This article explains when X-rays may be useful, how doctors diagnose pulmonary embolisms, and how to treat the condition.

X-rays do not show blood clots directly, including pulmonary embolisms. However, they :

While X-rays cannot directly show an embolism, a highlighted that X-rays can show certain physical effects of some clots to direct further scans.

These may include:

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  does a lung x ray show blood clots
  can a chest x ray show a blood clot in the lungs