Aortic root abscess and anomalous aortic origin of right coronary artery in a 5-year-old child.

Background: Aortic root abscess is a rare complication of infective endocarditis in children.

Case Report: A 5-year-old boy with infective endocarditis of aortic valve and an anterior aortic root abscess was found to have anomalous aortic origin of right coronary artery from the left coronary sinus on computed tomography scan with contrast.

Result: He was managed surgically by "patch and prosthesis" approach and required aortic root enlargement.

Wandering permanent pacemaker generators in children: a case series.

Introduction: Epicardial permanent pacemaker generators are implanted some times in the abdominal wall in pediatric age groups.

Case Presentation: Three permanent epicardial pacemakers that migrated in an unusual manner producing intraabdominal complications are reported.

Conclusion: The different clinical presentations of pacemaker migration in the pediatric age groups are highlighted and a few suggestions are made for avoiding such a complication.

Methemoglobinemia masquerading as pulmonary hypertension.

Pulmonary arterial hypertension is known to occur postoperatively after closure of VSD. It results in a low cardiac output state with need for ventilation and frequent bagging. Methemoglobinemia, a condition associated with toxic ingestions, has been described in this setting.