Stress echocardiography pattern: a promising noninvasive test for detection of myocardial bridging with haemodynamic
Mariachiara Siciliano1, Federico Migliore, Piergiuseppe Piovesana
1aDepartment of Cardiac, Thoracic, and Vascular Sciences, University of Padova bDivision of Cardiology, Camposampiero Hospital, Padova, Italy.
Insights
A specific echocardiography pattern may indicate myocardial bridging in the left anterior descending coronary artery (LAD). This finding aids in diagnosing ischemia in athletes with underlying coronary artery anomalies.
Area of Science:
- Cardiology
- Diagnostic Imaging
- Sports Medicine
Background:
- Myocardial bridging is a congenital coronary anomaly where a segment of the coronary artery travels through the heart muscle.
- It can lead to myocardial ischemia, particularly in athletes, due to dynamic compression during exercise.
Observation:
- A young athlete presented with symptoms suggestive of myocardial ischemia.
- Contrast exercise stress echocardiography revealed a specific pattern of reversible septal buckling.
Findings:
- The observed septal buckling pattern during stress echocardiography was strongly associated with myocardial bridging in the left anterior descending coronary artery (LAD).
- Computed tomography coronary angiography confirmed the presence of LAD myocardial bridging.
Implications:
- This specific echocardiographic finding can serve as an early indicator for myocardial bridging in the LAD.
- It may improve the diagnostic accuracy of stress echocardiography for detecting coronary artery anomalies in symptomatic individuals, especially athletes.
Abstract:
: We reported a case of a young athlete with an underlying myocardial bridging in the left anterior descending coronary artery (LAD) causing myocardial ischemia suspected by contrast exercise stress echocardiography and confirmed by computed tomography coronary angiography. Our report demonstrated that a specific stress echocardiography pattern consisting of reversible focal buckling in the end-systolic to early-diastolic motion of the septum may suggest the presence of an underlying myocardial bridging in the LAD.
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