Anomalous coronary artery found in the syncopal workup of an elderly man
Ronnie Oommen1, Thad Wilkins, Stephen Y Chen
1Department of Family Medicine, Medical College of Georgia, Augusta, GA 30912, USA.
Insights
Anomalous coronary arteries, a rare cause of syncope (transient loss of consciousness), are often missed in older adults. This case highlights their importance in elderly syncope evaluations.
Area of Science:
- Cardiology
- Neurology
Background:
- Syncope is a common cause for emergency department visits, categorized as cardiogenic, neurologic, or psychogenic.
- Anomalous coronary arteries are rare causes of syncope, more frequently observed in younger individuals.
- Syncope in patients aged 65 and older is rarely attributed to coronary anomalies.
Observation:
- Two main variants of coronary anomalies exist: left main coronary artery originating from the right aortic sinus and right coronary artery originating from the left aortic sinus.
- The left coronary artery originating from the right aortic sinus carries a higher risk of sudden cardiac death.
- A case of anomalous coronary artery presenting as syncope in a 66-year-old man is presented, a rare occurrence in the United States.
Findings:
- Anomalous coronary arteries can present as syncope, even in elderly patients.
- Systematic diagnostic approaches are crucial for identifying coronary anomalies in syncopal patients.
- Management strategies for anomalous coronary arteries should be considered in syncope workups.
Implications:
- This case underscores the need to consider anomalous coronary arteries in the differential diagnosis of syncope, regardless of patient age.
- Early diagnosis and management of anomalous coronary arteries can potentially prevent adverse cardiovascular events.
- Further research into the prevalence and clinical presentation of coronary anomalies in the elderly population is warranted.
Abstract:
Syncope, defined as a transient loss of consciousness, is seen in 1% of all visits to emergency departments and urgent care clinics in the United States. Syncope is categorized as cardiogenic, neurologic, or psychogenic. Anomalies of the coronary arteries are rare, and anomalous coronary arteries present as syncope more often in the young than in the elderly; syncope rarely occurs in patients 65 years of age and older. There are 2 major variants of coronary anomalies. In the first variant, the left main coronary artery arises from the right aortic sinus. In the second variant, the right coronary artery arises from the left aortic sinus. The risk of sudden death is higher in patients with the left coronary artery arising from the right aortic sinus. We present a case of an anomalous coronary artery discovered during the syncopal workup in a 66-year-old man because no such cases have been published in the United States. We will discuss the management of anomalous coronary arteries as well as a systematic approach to the diagnosis and management of syncope.
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