Anomalous "benign" coronary arteries detected by multidetector computed tomography

Area of Science:

• Cardiovascular Imaging
• Interventional Cardiology
• Diagnostic Radiology

Background:

• Anomalous coronary arteries (ACAs) are typically asymptomatic and found incidentally during coronary angiography (CA) for suspected coronary artery disease.
• Coronary angiography alone may not provide a definitive diagnosis for ACAs, potentially leading to underdiagnosis or misdiagnosis.
• The functional significance of ACAs is often underestimated when relying solely on invasive methods.

Discussion:

• Integrated imaging using multidetector computed tomography (MDCT) and myocardial perfusion scintigraphy offers a comprehensive non-invasive approach to evaluate ACAs.
• These techniques accurately delineate the anatomical course and assess the functional impact of anomalous coronary arteries.
• Case studies highlight the utility of combined non-invasive imaging in diagnosing symptomatic patients with ACAs previously considered benign.

Key Insights:

• Multidetector computed tomography provides detailed anatomical visualization of anomalous coronary arteries.
• Myocardial perfusion scintigraphy assesses the functional significance and hemodynamic impact of ACAs.
• Integrated non-invasive imaging is crucial for accurate diagnosis and risk stratification of patients with ACAs.

Outlook:

• Development of clinical recommendations for managing patients with anomalous coronary arteries is essential.
• Non-invasive imaging strategies should be considered standard practice for evaluating ACAs.
• Further research into the long-term outcomes and optimal treatment of ACAs is warranted.