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Related Concept Videos

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Endoscopic Studies II: Thoracocentesis

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Description
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Clinical Manifestations:
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Related Experiment Videos

Delayed complications following technically successful thoracic duct embolization.

David Laslett1, Scott O Trerotola, Maxim Itkin

  • 1Department of Radiology, University of Pennsylvania Medical Center, 1 Silverstein, 3400 Spruce St, Philadelphia, PA 19104, USA.

Journal of Vascular and Interventional Radiology : JVIR
|November 26, 2011
PubMed
Summary

Thoracic duct embolization (TDE) for chylous pleural effusion can lead to delayed complications. Long-term follow-up revealed that 14.3% of patients experienced chronic diarrhea or leg swelling potentially related to TDE.

Related Experiment Videos

Area of Science:

  • Vascular Surgery
  • Interventional Radiology
  • Gastroenterology

Background:

  • Chylous pleural effusion is a serious condition often treated with thoracic duct embolization (TDE).
  • The long-term consequences of TDE, particularly the occlusion of the thoracic duct, remain largely unknown.
  • Understanding delayed complications is crucial for patient management and informed consent.

Purpose of the Study:

  • To investigate the rate of delayed complications following technically successful thoracic duct embolization (TDE).
  • To identify potential long-term sequelae associated with thoracic duct occlusion.
  • To provide data for improving patient counseling before TDE procedures.

Main Methods:

  • A retrospective review of 169 patients who underwent TDE for chylous effusion was conducted.
  • Focus was placed on 106 patients (63%) with technically successful TDE.
  • Follow-up involved chart review and patient interviews to assess for symptoms like edema, diarrhea, and abdominal swelling.

Main Results:

  • Follow-up information was obtained from 78 patients (73.6%) with a mean follow-up of 34 months.
  • A 14.3% rate of probably-related long-term complications was observed.
  • Specifically, 8% experienced chronic leg swelling, 6% had abdominal swelling, and 12% reported chronic diarrhea, with 67% of diarrhea cases considered procedure-related.

Conclusions:

  • Chronic diarrhea and lower-extremity swelling are potential long-term complications of thoracic duct embolization (TDE).
  • These findings should be included in the informed consent process for patients undergoing TDE.
  • Further prospective studies are warranted to confirm the relationship between TDE and these delayed complications.