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Related Experiment Video

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CardioMEMS Implantation Using Gadolinium-based Contrast Agent: A Case Report.

Aniket S Rali1, Lynne W Stevenson1, Sandip K Zalawadiya1

  • 1Section of Advanced Heart Failure and Transplant Cardiology, Division of Cardiovascular Medicine, Vanderbilt University Medical Center Nashville, TN, US.

Cardiac Failure Review
|May 3, 2021
PubMed
Summary

CardioMEMS device implantation was successfully performed in a heart failure patient with a history of anaphylaxis to iodine contrast. This alternative approach utilized a gadolinium-based contrast agent, ensuring patient safety and successful procedure.

Keywords:
CardioMEMSImplantable devicesheart failurepulmonary artery

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Area of Science:

  • Cardiology
  • Medical Devices
  • Allergy Management

Background:

  • Heart failure management often involves invasive procedures.
  • Iodine-based contrast agents are commonly used but pose allergy risks.
  • Anaphylaxis to iodine contrast necessitates alternative imaging and procedural agents.

Purpose of the Study:

  • To report the successful implantation of a CardioMEMS device in a patient with a severe iodine contrast allergy.
  • To demonstrate the feasibility of using gadolinium-based contrast agents in device implantation for high-risk patients.

Main Methods:

  • CardioMEMS device implantation procedure.
  • Utilization of gadolinium-based contrast agent (Magnevist) due to patient's anaphylaxis history.
  • Monitoring for adverse reactions to the alternative contrast agent.

Main Results:

  • Successful implantation of the CardioMEMS device.
  • No anaphylactic reaction or adverse events reported with the gadolinium-based contrast agent.
  • The patient's heart failure management was advanced with the implanted device.

Conclusions:

  • CardioMEMS implantation is feasible in patients with iodine contrast anaphylaxis.
  • Gadolinium-based contrast agents offer a safe alternative for such procedures.
  • This approach expands treatment options for heart failure patients with specific allergies.