Transient ST-Segment Elevations in a Patient With Intramyocardial LAD Bridging

Area of Science:

• Cardiology
• Cardiovascular Medicine
• Clinical Case Studies

Background:

• Myocardial bridges are congenital anomalies where a segment of coronary artery travels through myocardial muscle.
• Functionally characterizing myocardial bridges and managing potential silent ischemia remains a clinical challenge.

Observation:

• A patient presented with asymptomatic, transient ST-segment elevations in the emergency department.
• Diagnostic workup revealed a myocardial bridge in the mid to distal left anterior descending artery.

Findings:

• The presence of a myocardial bridge in the left anterior descending artery was confirmed.
• Transient ST-segment elevations raised concern for exercise-induced or stress-induced silent myocardial ischemia.

Implications:

• This case underscores the importance of considering myocardial bridging in patients with unexplained ST-segment changes.
• Further investigation into the functional significance of myocardial bridges is crucial for appropriate patient management and risk stratification.