Simultaneous total occlusion of multiple distal coronary arteries in acute myocardial infarction

Won-Jun Song1, Ja-Kyung Koo, Kyoung-Ha Park

  • 1Cardiovascular Division, Department of Internal Medicine, Hallym University Medical Center, Seoul, Korea.

Korean Circulation Journal
|November 30, 2011
PubMed

Insights

Multiple coronary artery thrombosis is a rare but serious complication of ST segment elevation myocardial infarction (STEMI). Prompt treatment with thrombus aspiration and antiplatelet therapy can be effective in managing these critical cases.

Area of Science:

  • Cardiology
  • Interventional Cardiology
  • Emergency Medicine

Background:

  • ST segment elevation myocardial infarction (STEMI) typically involves single coronary artery occlusion.
  • Simultaneous multiple coronary artery thrombosis is an uncommon and often fatal presentation of STEMI.

Purpose of the Study:

  • To report a rare case of STEMI with multiple distal coronary artery occlusions.
  • To highlight the successful management of this critical condition.

Main Methods:

  • Emergency coronary angiography was performed.
  • Thrombus aspiration was utilized for the distal left anterior descending artery (dLAD).
  • Systemic glycoprotein IIb/IIIa inhibitor therapy was administered.

Main Results:

  • The patient presented with multiple ST segment elevations on electrocardiography.
  • Total occlusions were identified in the dLAD, second, and third obtuse marginal arteries.
  • Successful treatment was achieved with thrombus aspiration and glycoprotein IIb/IIIa inhibition.

Conclusions:

  • Multiple coronary thromboses in STEMI are unusual and carry a high fatality rate.
  • Assertive thrombus aspiration and antiplatelet therapy demonstrate efficacy in STEMI patients with multiple distal coronary occlusions.

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