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Updated: May 24, 2026

Direct Re-implantation of Left Coronary Artery into the Aorta in Adults with Anomalous Origin of Left Coronary Artery from the Pulmonary Artery (ALCAPA)

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Left main coronary artery aneurysm.

A N Pavlidis¹, J S Malakos, G K Karavolias

¹2nd Department of Cardiology, Onassis Cardiac Surgery Centre, Sygrou Avenue, 17674, Athens, Greece. antonispav@yahoo.com

|March 13, 2012

Summary

This summary is machine-generated.

Giant left main coronary artery aneurysms are rare and often asymptomatic. This case highlights a symptom-free individual with a giant LMCA and ectatic coronary arteries, emphasizing the need for awareness of potential complications.

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Area of Science:

Cardiology
Vascular Medicine
Medical Imaging

Background:

Left main coronary artery aneurysms (LMCA) are uncommon vascular abnormalities.
While often asymptomatic, LMCA can lead to severe complications like myocardial infarction and sudden death.
Atherosclerosis is the primary cause, but autoimmune diseases and congenital factors are also implicated.

Observation:

A case report of a 63-year-old male patient presenting with a giant LMCA.
The patient was asymptomatic at the time of diagnosis.
Coronary angiography revealed severely ectatic coronary arteries alongside the giant LMCA.

Findings:

The study presents a rare instance of a giant LMCA in an asymptomatic patient.
The co-occurrence of severely ectatic coronary arteries with the giant LMCA is noted.
This case underscores the varied presentations of coronary artery aneurysms.

Implications:

Highlights the importance of recognizing rare coronary artery pathologies.
Suggests the need for vigilance in evaluating ectatic coronary arteries, even in asymptomatic individuals.
Contributes to the understanding of LMCA etiology and management strategies.