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[Late cardiac tamponade after open heart surgery]
Y Terada1, T Saitoh, Y Shimoyama
1Department of Cardiovascular Surgery, Mitsui Memorial Hospital, Tokyo, Japan.
Insights
Late cardiac tamponade after open heart surgery occurs in 2.1% of cases. Echocardiography is key for diagnosis, and subxiphoid drainage is an effective treatment.
Area of Science:
- Cardiology
- Cardiac Surgery
Background:
- Late cardiac tamponade is a rare but serious complication following open heart surgery.
- Understanding its incidence and risk factors is crucial for patient management.
Purpose of the Study:
- To investigate the incidence, pathogenesis, diagnosis, and treatment of late cardiac tamponade after open heart surgery.
Main Methods:
- Retrospective study of 59 cases of late cardiac tamponade.
- Analysis of potential contributing factors such as prolonged heart failure, anticoagulant use, and pericardial effusion.
- Diagnostic evaluation primarily using echocardiography.
- Treatment assessment of subxiphoid pericardial drainage.
Main Results:
- The incidence of late cardiac tamponade was found to be 2.1%.
- Factors potentially contributing to pathogenesis include postoperative heart failure, anticoagulant therapy, and undrained pericardial blood.
- Echocardiography proved to be a reliable diagnostic tool.
- Subxiphoid pericardial drainage demonstrated effectiveness and minimal invasiveness as a treatment.
Conclusions:
- Late cardiac tamponade is an infrequent complication of open heart surgery.
- Prompt diagnosis via echocardiography and effective, minimally invasive treatment with subxiphoid drainage are essential.
Abstract:
59 cases of late cardiac tamponade following open heart surgery were studied. The incidence was 2.1%. Postoperative prolonged heart failure, anticoagulants, and blood in the pericardium left undrained may play a role in its pathogenesis. Echocardiography was the sure method of diagnosis. Insertion of a drainage tube into the pericardium through the subxiphoid approach was effective with minimal invasion and a treatment of choice.