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Constrictive pericarditis: retrospective study of 109 patients
Mukesh Kumawat1, Tapan Kumar Lahiri1, Damyanti Agarwal1
1Department of Cardiothoracic and Vascular Surgery, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.
Chronic constrictive pericarditis, a common diastolic heart disorder, can be effectively treated with pericardiectomy. This surgical procedure, performed via sternotomy or thoracotomy, offers significant improvement in cardiac function.
Area of Science:
- Cardiology
- Cardiac Surgery
- Pericardial Diseases
Background:
- Chronic constrictive pericarditis is the most frequent diastolic heart disorder, characterized by pericardial non-elasticity and impaired diastolic function.
- Clinical presentation often mimics right heart failure, with etiology being historically relevant but not definitively diagnostic.
- Echocardiography and hemodynamic studies are key diagnostic modalities, with pericardial thickness ≥7 mm being highly specific for constrictive features.
Purpose of the Study:
- To evaluate the efficacy and outcomes of pericardiectomy in patients with chronic constrictive pericarditis.
- To compare the outcomes of pericardiectomy performed via different surgical approaches.
Main Methods:
- Retrospective review of data from 109 patients who underwent pericardiectomy between January 1987 and June 2016.
- Analysis of patient outcomes, including mortality and hemodynamic improvement post-surgery.
Main Results:
- The study included 109 patients who underwent pericardiectomy, with a low mortality rate of only 2 patients.
- Pericardiectomy, regardless of surgical approach (mid-sternotomy or anterolateral thoracotomy), demonstrated positive outcomes.
Conclusions:
- Pericardiectomy is a viable treatment for progressive, fibrotic, and thickened pericardial conditions impairing diastolic filling.
- While initial results may not be dramatic, continued improvement is expected due to left ventricular dimension enlargement post-surgery.
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