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Updated: Oct 23, 2025

Myocardial Infarction by Percutaneous Embolization Coil Deployment in a Swine Model
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Coronary-Bronchial Fistula: Coil the Steal

Adil S Wani1, Rahul Sawlani2, Patrycja Galazka1

  • 1Aurora Cardiovascular and Thoracic Services, Aurora Sinai/Aurora St. Luke's Medical Centers, University of Wisconsin School of Medicine and Public Health, Milwaukee, Wisconsin, USA.

JACC. Case Reports
|August 17, 2021
PubMed

Insights

Coronary artery fistula, a rare anomaly, can cause coronary artery steal. This case highlights successful treatment of a coronary-to-bronchial artery fistula using coil embolization.

Area of Science:

  • Cardiology
  • Vascular Medicine
  • Interventional Radiology

Background:

  • Coronary artery fistula is a rare congenital or acquired abnormality.
  • It involves an abnormal connection between a coronary artery and a cardiac chamber or other vessels.
  • Coronary artery steal syndrome can result from significant shunting.

Purpose of the Study:

  • To present a rare case of coronary-to-bronchial artery fistula.
  • To discuss the potential complication of coronary artery steal.
  • To illustrate the successful endovascular management of this anomaly.

Main Methods:

  • Diagnostic coronary angiography to identify the fistula.
  • Coil embolization as the primary treatment modality.
  • Pre- and post-procedural imaging for assessment.

Main Results:

  • Successful identification and embolization of the coronary-to-bronchial artery fistula.
  • Resolution of symptoms attributed to coronary artery steal.
  • No procedural complications reported.

Conclusions:

  • Coronary-to-bronchial artery fistula is a rare but treatable condition.
  • Coil embolization is an effective treatment option.
  • Early diagnosis and intervention can prevent myocardial ischemia.

Keywords:
CBF, coronary-to–bronchial artery fistulacoronary artery fistulacoronary artery steal

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