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[Single coronary artery with a right origin: angiography identification of the R-II subgroup]
M Bucci1, M Zimarino, D Di Clemente
1Dipartimento di Cardiologia e Cardiochirurgia, Università degli Studi G D'Annunzio, Chieti.
Insights
This case report details two patients with ischemic heart disease who unexpectedly had the left coronary artery originating from the right aortic sinus. These cases were classified as a rare type R-II anomaly.
Area of Science:
- Cardiovascular Medicine
- Medical Imaging
- Anatomical Variations
Background:
- Ischemic heart disease necessitates thorough diagnostic evaluation.
- Coronary angiography is a key diagnostic tool for assessing coronary artery anatomy and function.
- Anomalous coronary artery origins are rare but clinically significant congenital variations.
Observation:
- Two patients presenting with ischemic heart disease underwent coronary angiography.
- Unexpectedly, both patients exhibited an anomalous origin of the left coronary artery from the right aortic sinus.
- The specific course of the left main stem was identified as septal and anterior.
Findings:
- The observed anomaly was classified as a single coronary artery, type R-II.
- This classification highlights a rare anatomical variation in coronary artery origin.
- Clinical and angiographic findings were consistent with the identified subgroup.
Implications:
- Understanding rare coronary anomalies is crucial for accurate diagnosis and management of ischemic heart disease.
- This case report contributes to the literature on single coronary artery subtypes.
- Recognition of such anomalies can prevent misdiagnosis and guide appropriate treatment strategies.
Abstract:
This case report illustrates the clinical and angiographic findings of 2 patients undergoing coronary angiography for ischemic heart disease and with the unexpected presence of anomalous origin of the left coronary artery from the right aortic sinus. The angiographic classification of the different subgroups of single coronary artery is reviewed and the 2 cases are identified as type R-II with septal and anterior course of the left main stem.