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Related Concept Videos

Coronary Circulation01:21

Coronary Circulation

1.8K
The heart, an organ critical to survival, gets nourishment not from the blood it pumps but from a separate circulation system known as coronary circulation. This is the shortest circulation in the body and is responsible for supplying the heart with the nutrients it needs to function effectively.
Coronary circulation begins at the base of the aorta, where two main arteries arise—the left and right coronary arteries. These arteries encircle the heart in the coronary sulcus and supply the...
1.8K

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Related Experiment Video

Updated: May 16, 2025

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
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Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

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Single coronary artery complicated with type A aortic dissection: a case report.

Yuji Naito1, Fumitaka Suzuki2, Tatsuya Murakami2

  • 1Department of Thoracic Surgery, Asahikawa City Hospital, 1-65, Kinsei-cho, Asahikawa, Hokkaido, 070-8610, Japan. ynaito2004@yahoo.co.jp.

General Thoracic and Cardiovascular Surgery Cases
|April 1, 2025
PubMed
Summary

This case report details a rare instance of type A aortic dissection in a patient with a single coronary artery anomaly. The condition required aortic arch replacement surgery following aortic re-dissection.

Keywords:
Coronary artery anomalyDissecting aortic aneurysmSingle coronary artery

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Area of Science:

  • Cardiology
  • Cardiovascular Surgery
  • Medical Imaging

Background:

  • Congenital coronary artery anomalies are uncommon cardiovascular conditions.
  • Aortic dissection, particularly type A, is a life-threatening emergency.
  • The co-occurrence of these two conditions is exceptionally rare.

Purpose of the Study:

  • To report a unique case of type A aortic dissection in a patient with a single coronary artery.
  • To highlight the diagnostic and management challenges associated with this rare combination.
  • To contribute to the limited existing literature on single coronary artery anomalies and aortic dissection.

Main Methods:

  • Case presentation of a 77-year-old female with sudden onset back pain.
  • Diagnosis of type A acute aortic dissection confirmed via imaging.
  • Incidental finding of a single coronary artery anomaly on computed tomography (CT).
  • Surgical intervention for aortic arch replacement due to re-dissection.

Main Results:

  • The patient presented with type A aortic dissection and was initially managed conservatively.
  • Computed tomography revealed an anomalous single coronary artery originating from the left sinus of Valsalva.
  • The patient underwent successful aortic arch replacement surgery for re-dissection.
  • Postoperative recovery was uneventful with discharge after 14 days.

Conclusions:

  • This case underscores the importance of recognizing rare congenital anomalies in patients with aortic emergencies.
  • Management of aortic dissection in the presence of coronary anomalies requires careful consideration.
  • Further research into the relationship between coronary artery variations and aortic pathologies is warranted.