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Aneurysm I: Introduction

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Related Experiment Video

Updated: Jul 17, 2025

The Left Pneumonectomy Combined with Monocrotaline or Sugen as a Model of Pulmonary Hypertension in Rats

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Pulmonary artery aneurysm induced by lung abscess.

Yuki Hayakawa¹, Kei Yamasaki¹, Midori Funada¹

¹Department of Respiratory Medicine University of Occupational and Environmental Health, Japan Kitakyushu Japan.

Respirology Case Reports

|September 8, 2023

Summary

Pulmonary artery aneurysms can complicate pulmonary abscess treatment, causing hemoptysis. Diagnosis via CT or angiography, followed by embolization, is recommended for this serious complication.

Keywords:

lung abscess pulmonary artery aneurysm transcatheter arterial embolization

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Last Updated: Jul 17, 2025

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Published on: March 8, 2019

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A Large Animal Model for Pulmonary Hypertension and Right Ventricular Failure: Left Pulmonary Artery Ligation and Progressive Main Pulmonary Artery Banding in Sheep

A Large Animal Model for Pulmonary Hypertension and Right Ventricular Failure: Left Pulmonary Artery Ligation and Progressive Main Pulmonary Artery Banding in Sheep

Published on: July 15, 2021

Area of Science:

Cardiology
Pulmonology
Radiology

Background:

Pulmonary abscesses are serious infections requiring treatment.
Complications during treatment can arise, necessitating careful monitoring.
Pulmonary artery aneurysms are rare but critical conditions.

Purpose of the Study:

To highlight pulmonary artery aneurysm as a potential complication in patients with pulmonary abscess.
To recommend diagnostic and treatment strategies for this specific clinical scenario.

Main Methods:

Literature review and case analysis.
Review of diagnostic imaging techniques (contrast-enhanced CT, angiography).
Evaluation of interventional treatment options (pulmonary embolization).

Main Results:

Hemoptysis during pulmonary abscess treatment may indicate a pulmonary artery aneurysm.
Contrast-enhanced CT and angiography are effective diagnostic tools.
Pulmonary artery embolization is a viable treatment option.

Conclusions:

Physicians must consider pulmonary artery aneurysm in patients with hemoptysis during pulmonary abscess treatment.
Prompt diagnosis and intervention are crucial for managing this complication.