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Updated: Jan 18, 2026

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A Rare but Severe Long-Term Complication of an Implantable Chamber

Raphael Grolleau1,2, Agathe Brault1,3, Marie-Laure Rabilloud4

  • 1Cardiology Department Centre Hospitalier de Vannes Paris France.

Clinical Case Reports
|January 16, 2026
PubMed

Insights

Long-term implantable ports can cause serious complications years later. Always check catheter integrity and tip position before reusing dormant devices to prevent life-threatening cardiac tamponade.

Area of Science:

  • Cardiology
  • Medical Devices
  • Surgical Complications

Background:

  • Long-term implantable ports are common for venous access.
  • Complications can arise years after initial placement.
  • Dormant devices pose unique risks if not properly assessed.

Purpose of the Study:

  • To report a case of delayed mechanical erosion of an implantable port catheter.
  • To emphasize the critical need for pre-use assessment of dormant central venous access devices.
  • To highlight the potential for severe cardiac complications.

Main Methods:

  • Case report detailing a patient with a long-term implantable port.
  • Review of diagnostic procedures to assess catheter integrity and tip position.
  • Analysis of the clinical presentation and management of cardiac tamponade.

Main Results:

  • Delayed mechanical erosion of the port catheter occurred.
  • Catheter erosion led to pericardial effusion and cardiac tamponade.
  • Prompt diagnosis and intervention were crucial for patient survival.

Conclusions:

  • Verifying catheter integrity and tip position is essential before reusing dormant implantable ports.
  • Delayed complications, including cardiac tamponade, can result from undetected catheter issues.
  • Vigilance in assessing long-term indwelling devices can prevent fatal outcomes.

Keywords:
cardiac tamponadecatheter‐related complicationcentral venous access deviceimplantable portlong‐term devicepericardial effusion

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