[Surgery for Right Coronary Artery Ostium Thrombus Occlusion:Report of a Case]

Kazuhisa Sakamoto1, Nobuhisa Ohno, Atsushi Nagasawa

  • 1Department of Cardiovascular Surgery, Hamamatsu Rosai Hospital, Hamamatsu, Japan.

Insights

A rare right coronary artery thrombus causing blockage was diagnosed using computed tomography (CT) scans. Open heart surgery successfully removed the thrombus, preventing systemic embolism in this patient with atrial fibrillation.

Area of Science:

  • Cardiology
  • Vascular Surgery

Background:

  • Rare thrombus formation at the right coronary artery orifice is a critical condition.
  • Patients with chronic atrial fibrillation and cancer history may present unique risks.

Purpose of the Study:

  • To report a rare case of right coronary artery thrombus occlusion.
  • To highlight the diagnostic utility of computed tomography (CT) in preventing systemic embolism.
  • To discuss the surgical management of such rare embolic events.

Main Methods:

  • Diagnosis was achieved using computed tomography (CT) scan.
  • Treatment involved open heart surgery for thrombectomy.
  • Literature review was conducted for similar cases.

Main Results:

  • Computed tomography (CT) successfully identified the thrombus and its aortic protrusion.
  • Open heart surgery effectively removed the thrombus, mitigating embolism risk.
  • The patient's condition was managed without systemic embolic complications.

Conclusions:

  • Computed tomography (CT) is crucial for diagnosing and preventing systemic embolism from coronary artery thrombi.
  • Thrombectomy via open heart surgery is a viable treatment for large, protruding coronary artery thrombi.
  • This case underscores the importance of considering rare embolic sources in patients with relevant comorbidities.

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