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Congenital diaphragmatic hernia

Merrill McHoney1

  • 1Royal Hospital for Sick Children Edinburgh, Sciennes Road, Edinburgh, EH1 1LF, UK.

Early Human Development
|December 3, 2014
PubMed

Insights

Surgical management of congenital diaphragmatic hernia (CDH) lacks high-level evidence. Further randomized studies are needed to determine optimal antenatal interventions, thoracoscopic repair outcomes, and recurrence reduction strategies.

Area of Science:

  • Pediatric Surgery
  • Neonatal Care
  • Surgical Outcomes Research

Background:

  • Congenital diaphragmatic hernia (CDH) management lacks robust evidence, particularly level 1 and 2.
  • Antenatal imaging and prognostication are evolving, with observed-to-expected lung-to-head ratio showing improved predictive value.

Purpose of the Study:

  • To review the current evidence for surgical management of CDH.
  • To identify areas requiring further high-quality research, including antenatal interventions and surgical techniques.

Main Methods:

  • Review of existing randomized controlled trials (RCTs) and observational studies.
  • Analysis of evidence regarding antenatal interventions, surgical repair (thoracoscopic vs. open), and recurrence rates.

Main Results:

  • Limited evidence exists for antenatal intervention indications and outcomes.
  • Thoracoscopic repair requires further investigation due to limited pilot data and potential for increased acidosis.
  • No definitive evidence supports specific patch materials or routine fundoplication for recurrence reduction.

Conclusions:

  • High-level evidence is needed for CDH surgical best practices.
  • Careful patient selection, anesthetic vigilance, and multidisciplinary follow-up are crucial.
  • Further randomized trials are essential for optimizing antenatal intervention, surgical techniques, and long-term outcomes.

Keywords:
Antenatal managementCarbon dioxideCongenital diaphragmatic herniaFundoplicationOxygenationPatch repairSurgeryThoracoscopyTracheal occlusion

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