Pulmonary artery pseudoaneurysm

Pulmonary artery pseudoaneurysm refers to a pseudoaneurysm arising from the pulmonary arteries.


Unlike a true aneurysm it does not involve all three layers of the the arterial wall. 

They can arise from a number of causes including infection, associated neoplasms and trauma. 


They may a strong predilection for the peripheral pulmonary arteries with most located in segmental and subsegmental pulmonary arteries 1.

See also

Share article

Article information

rID: 63837
System: Vascular, Chest
Synonyms or Alternate Spellings:
  • Pulmonary arterial pseudoaneurysms
  • Pulmonary arterial pseudoaneurysm
  • Pulmonary artery pseudoaneurysms
  • Pulmonary pseudoaneurysm

Support Radiopaedia and see fewer ads

Cases and figures

  • Case 1
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.