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[Mediastinal infection following open heart surgery]
1Fuwai Hospital, Chinese Academy of Medical Sciences, Beijing.
Zhonghua Wai Ke Za Zhi [Chinese Journal of Surgery]
|November 1, 1990
Summary
Mediastinal infection after open heart surgery occurs in 0.43% of patients. Predisposing factors include prolonged cardiopulmonary bypass and complications, leading to high mortality rates.
Area of Science:
- Cardiovascular Surgery
- Infectious Diseases
- Critical Care Medicine
Context:
- Mediastinal infection is a serious complication following open heart surgery.
- This study reviews 31 cases of mediastinal infection from 1981-1989 in patients who underwent cardiopulmonary bypass (CPB).
Purpose:
- To analyze the incidence, predisposing factors, treatment, and outcomes of mediastinal infections after open heart surgery.
- To identify risk factors associated with increased mortality.
Summary:
- The overall incidence of mediastinal infection was 0.43% (31 cases out of 7164 patients).
- Key predisposing factors identified include prolonged CPB time, re-thoracotomy, open cardiac massage, tracheostomy, and severe circulatory or respiratory complications.
- Treatment involved mediastinal debridement and irrigation with antiseptic or antibiotic solutions. Mortality was 48.4%, with significantly higher rates in patients with combined circulatory/respiratory complications (72.2%) compared to simple mediastinal infection (15.4%).
Impact:
- Highlights significant risk factors for mediastinal infection post-cardiac surgery.
- Emphasizes the high mortality associated with these infections, particularly when combined with systemic complications.
- Informs surgical strategies and post-operative care to mitigate infection risk and improve patient outcomes.
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