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Microwave Device-Assisted Pericardiectomy for Immunoglobulin G4-Related Constrictive Pericarditis: A Case Report
Yuriko Kiriya1, Keiichi Ishiwari1, Tomomitsu Takagi1
1Department of Cardiac Surgery, The Jikei University School of Medicine, Tokyo, Japan.
Surgical Case Reports
|June 30, 2026
Summary
A novel microwave ablation device offers a safe and effective surgical option for immunoglobulin G4-related constrictive pericarditis (CP). This innovative tool enables precise pericardiectomy, minimizing risks to phrenic nerves and the heart.
Area of Science:
- Cardiovascular Surgery
- Medical Devices
- Immunology
Background:
- Immunoglobulin G4 (IgG4)-related constrictive pericarditis (CP) is a rare condition with limited standardized treatment options.
- Surgical pericardiectomy for CP is complex, posing risks of phrenic nerve injury and thermal damage from conventional devices.
- Dense adhesions in CP increase surgical challenges and potential complications.
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