Causes of Pulmonary Embolism

In this article, we will discuss various Causes of Pulmonary Embolism. So, let’s get started.


Thrombus and many other substances can embolise pulmonary circulation. The causes of pulmonary embolism are given below:

1. Thrombotic

  • Deep vein thrombosis
  • Congestive heart failure
  • Right sided endocarditis
  • Atrial fibrillation

2. Non-thrombotic

  • Fat embolism post/following bone trauma or fracture
  • Amniotic fluid embolism following delivery and caesarean section
  • Septic (infective endocarditis)
  • Tumor embolism (choriocarcinoma, renal cell carcinoma)
  • Parasitic eggs (schistosomiasis)
  • Air embolism (pulmonary barotrauma in divers and during neurosurgery from central venous catheter)

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