Coronary stent infections: a case series

Aaron B Schoenkerman1, Robert J Lundstrom

  • 1Department of Medicine, Cardiovascular Medicine Division, University of Wisconsin, Madison, Wisconsin, USA. aschoenkerman@gmail.com

Insights

Coronary stent infections are rare but serious complications. This study details three cases, including ruptured mycotic aneurysms and purulent pericarditis, highlighting the need for better diagnosis and management strategies.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Medical Device Complications

Background:

  • Coronary stent implantation is a common procedure for treating coronary artery disease.
  • Stent infection is a rare but severe complication, first described 15 years ago.
  • Limited clinical experience exists regarding the diagnosis and management of these infections.

Observation:

  • Three cases of coronary artery stent infections were reported.
  • Two cases presented with mycotic aneurysms on coronary angiography, which subsequently ruptured into cardiac chambers.
  • One case involved purulent pericarditis secondary to stent infection.

Findings:

  • The cases illustrate the dramatic clinical presentations of coronary stent infections.
  • Mycotic aneurysm rupture and purulent pericarditis are significant potential sequelae.
  • Understanding the microbiology, mechanisms, and risk factors is crucial for managing these infections.

Implications:

  • Early diagnosis and effective management strategies for coronary stent infections are critical.
  • Further research is needed to elucidate risk factors and optimal treatment protocols.
  • This study contributes to the limited body of knowledge on this rare but life-threatening complication.

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