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Acoustic improvements after surgical correction in congenital heart disease

Chan Uhng Joo1, Yoon Mi Choi, Sun Jun Kim

  • 1Department of Pediatric, Chonbuk National University Medical School, Jeonju, Korea.

Pediatrics International : Official Journal of the Japan Pediatric Society
|December 3, 2014
PubMed

Insights

Surgical correction of congenital heart disease in infants significantly improves voice quality, reducing hoarseness. This study highlights how voice analysis can monitor recovery and detect vocal issues post-surgery.

Area of Science:

  • Pediatric Cardiology
  • Speech-Language Pathology
  • Otolaryngology

Background:

  • Hoarse or weak voice is common in pediatric patients with congenital heart disease (CHD).
  • Understanding voice changes after surgical correction is crucial for patient recovery.
  • This study investigates voice physiology alterations following surgical intervention for CHD.

Purpose of the Study:

  • To assess changes in voice physiology after surgical correction of congenital heart defects in infants.
  • To evaluate the effectiveness of surgical intervention on voice parameters in pediatric cardiac patients.
  • To determine if voice patterns normalize post-cardiac surgery.

Main Methods:

  • Voice analysis was conducted on 40 infants with CHD (VSD, PDA, ASD) before and after surgery.
  • Induced crying was used to record infant vocalizations.
  • Acoustic parameters (F0, cry duration, NHR, jitter, shimmer) were extracted using Multi-Dimensional Voice Program (MDVP) and compared to healthy controls.

Main Results:

  • Significant improvements in cry duration, jitter, and shimmer were observed in infants with Ventricular Septal Defect (VSD) post-surgery.
  • Infants with Patent Ductus Arteriosus (PDA) showed significant improvements in cry duration, jitter, shimmer, and Noise to Harmonic Ratio (NHR).
  • Atrial Septal Defect (ASD) group showed significant improvements in jitter and shimmer, but not F0, cry duration, or NHR.

Conclusions:

  • Surgical correction of congenital heart disease can lead to the normalization of deviated voice patterns in pediatric patients.
  • Non-invasive voice analysis tools like MDVP are effective in identifying vocal changes, including potential vocal paralysis, in the early postoperative period.
  • Voice analysis provides valuable insights into recovery and functional outcomes following pediatric cardiac surgery.
Abstract

Keywords:
acoustic analysiscardiovocal syndromecryingpatent ductus arteriosusventricular septal defectvoice parameter

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