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Myocardial bridging in a child with hypertrophic obstructive cardiomyopathy

Okan Yildiz1, Firat H Altin2, Oyku Tosun3

  • 1Department of Pediatric Cardiovascular Surgery, Istanbul Mehmet Akif Ersoy Thoracic & Cardiovascular Surgery Training and Research Hospital, Istanbul, Turkey okanyildiz27@hotmail.com.

World Journal for Pediatric & Congenital Heart Surgery
|October 18, 2014
PubMed

Insights

Myocardial bridging (MB) in children, a rare coronary anomaly, can cause chest pain and is linked to sudden cardiac death. Surgical correction led to full recovery in an 11-year-old boy, highlighting MB in pediatric ischemia diagnoses.

Area of Science:

  • Pediatric Cardiology
  • Congenital Heart Disease
  • Coronary Artery Anomalies

Background:

  • Myocardial bridging (MB) is a rare congenital coronary anomaly in children.
  • It is often associated with hypertrophic obstructive cardiomyopathy (HCM) and left ventricular hypertrophy.
  • HCM is a primary cause of sudden cardiac death in young individuals, with myocardial ischemia recognized as a contributing factor.

Observation:

  • An 11-year-old boy presented with exertional chest pain and palpitations.
  • Cardiac catheterization identified MB of the left anterior descending coronary artery.
  • Intramyocardial obstruction during systole was evident.

Findings:

  • Surgical unroofing of the anomalous coronary artery segment was performed.
  • The patient experienced complete recovery following the procedure.
  • This case demonstrates a successful surgical intervention for symptomatic MB.

Implications:

  • Myocardial bridging should be considered in the differential diagnosis of pediatric patients presenting with ischemic symptoms.
  • Early diagnosis and intervention for MB can prevent adverse cardiac events.
  • This case underscores the importance of recognizing and managing rare coronary anomalies in pediatric cardiology.

Keywords:
chest paincoronary arteryhypertrophic cardiomyopathymyocardial bridging

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