Related Experiment Video

Updated: Nov 11, 2025

Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat
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Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat

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Sub-pulmonic stenosis caused by a right ventricular outflow tract vegetation in a children with restricted

Vikram Halder1, Krishna Prasad Gourav2, Sunder Negi2

  • 1Department of Cardiovascular & Thoracic Surgery, Postgraduate Institute of Medical Education and Research, Chandigarh, India.

Journal of Clinical Ultrasound : JCU
|March 23, 2021
PubMed

Insights

Right heart infective endocarditis is uncommon in children. This case highlights a rare pediatric presentation of a ventricular septal defect complicated by vegetation causing sub-pulmonic stenosis, emphasizing the role of echocardiography and surgical intervention.

Area of Science:

  • Pediatric Cardiology
  • Infectious Diseases
  • Echocardiography

Background:

  • Infective endocarditis (IE) primarily affects the left heart.
  • Right-sided IE is rare in pediatric patients.
  • Early diagnosis and intervention are crucial for favorable outcomes.

Observation:

  • A 3-year-old male presented with a rare case of infective endocarditis.
  • The condition involved a restricted ventricular septal defect.
  • A vegetation developed in the right ventricular outflow tract.

Findings:

  • The vegetation caused significant sub-pulmonic stenosis.
  • Echocardiography was instrumental in diagnosing the complex cardiac anomaly.
  • The patient required surgical intervention due to persistent sepsis and heart failure.

Implications:

  • This case underscores the importance of considering right-sided IE in pediatric patients with complex congenital heart disease.
  • Echocardiography remains a key diagnostic tool for visualizing cardiac vegetations and assessing hemodynamic impact.
  • Surgical management is vital for refractory cases involving heart failure and sepsis.

Keywords:
infective endocarditisright ventricular outflow tractsub-pulmonic stenosisvegetation

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