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Thoraco-amniotic shunting.

K H Nicolaides1, G B Azar

  • 1Harris Birthright Research Centre for Fetal Medicine, Department of Obstetrics and Gynaecology, King's College Hospital School of Medicine, London, UK.

Fetal Diagnosis and Therapy
|January 1, 1990
PubMed
Summary

Thoraco-amniotic shunting effectively treats fetal pleural effusions and other thoracic fluid collections. This procedure aids in diagnosis and management, improving survival rates for affected singleton pregnancies.

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Area of Science:

  • Perinatology
  • Fetal Medicine
  • Thoracic Surgery

Background:

  • Fetal thoracic fluid collections, including pleural effusions, pericardial effusion, and pulmonary cysts, pose significant risks to singleton pregnancies.
  • Accurate diagnosis and timely intervention are crucial for improving fetal outcomes.

Purpose of the Study:

  • To evaluate the utility of thoraco-amniotic shunting for the management of fetal intrathoracic fluid collections.
  • To assess the diagnostic and therapeutic efficacy of this procedure in singleton pregnancies.

Main Methods:

  • Thoraco-amniotic shunting was performed in 51 singleton pregnancies.
  • The procedure addressed fetal pleural effusions (n=47), pericardial effusion (n=1), and pulmonary cysts (n=3).
  • Outcomes were analyzed based on fetal hydrops and chromosomal defects.

Main Results:

  • Survival rates were higher in non-hydropic fetuses (18/18) compared to those with hydrops (14/28).
  • Five fetuses had chromosomal defects, and four pregnancies were terminated.
  • The procedure was useful for diagnostic evaluation and chronic drainage.

Conclusions:

  • Thoraco-amniotic shunting is a valuable tool for the diagnosis and treatment of fetal intrathoracic fluid collections.
  • The procedure demonstrates efficacy in improving outcomes for selected singleton pregnancies.
  • Management strategies should consider fetal hydrops and chromosomal status.

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