A case of ventricular septal defect and mitral insufficiency after blunt trauma

Ayumu Masuoka1, Naritaka Kimura2, Toshiyuki Katogi3

  • 1Department of Pediatric Cardiac Surgery, Saitama Medical University International Medical Center, Saitama, Japan masuoka@saitama-med.ac.jp.

Insights

Blunt trauma caused severe heart injury in a child, including mitral regurgitation and septal defects. Surgical repair was successful, though reoperation was needed for a residual defect.

Area of Science:

  • Pediatric Cardiology
  • Cardiothoracic Surgery
  • Pediatric Trauma

Background:

  • Traumatic heart injury is rare in children.
  • Blunt chest trauma can lead to complex cardiac damage.

Observation:

  • A 2-year-old girl sustained acute mitral regurgitation, ventricular septal defect, and impending left ventricular free wall rupture after blunt trauma.
  • Surgical intervention involved suturing the papillary muscle, patching the septal defect with pericardium, and closing a ventriculotomy with a Hemashield patch.

Findings:

  • Initial surgical repair addressed the acute cardiac injuries.
  • A residual defect due to pericardial patch dehiscence required reoperation 10 months post-initial surgery.

Implications:

  • This case highlights the potential for severe cardiac sequelae from pediatric blunt trauma.
  • Successful surgical management, even with reoperation, is crucial for pediatric traumatic heart injuries.
  • Further research into optimal repair techniques for traumatic cardiac defects is warranted.

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