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Implication of altered pulmonary function in pneumonectomy for tuberculous destroyed lung
1Department of Surgery, College of Medicine, University College Hospital, Ibadan, Nigeria.
East African Medical Journal
|September 1, 1990
Summary
Preoperative spirometry is valuable but insufficient for assessing pulmonary reserve before pneumonectomy for tuberculous destroyed lung. Clinical and cardiovascular status are crucial for predicting post-operative outcomes.
Area of Science:
- Pulmonary Medicine
- Thoracic Surgery
- Respiratory Physiology
Background:
- Tuberculous destroyed lung necessitates pneumonectomy, posing risks to pulmonary function.
- Assessing preoperative pulmonary reserve is critical for patient management and outcome prediction.
Purpose of the Study:
- To evaluate the utility of preoperative spirometry in predicting post-operative morbidity.
- To determine the value of spirometry in assessing pulmonary reserve in patients undergoing pneumonectomy for tuberculous destroyed lung.
Main Methods:
- Twelve patients with tuberculous destroyed lung underwent pneumonectomy.
- Preoperative spirometry measured forced vital capacity (FVC), forced expiratory volume in 1 second (FEV1), and peak expiratory flow rate (PEFR).
- Pulmonary function and New York Heart Association (NYHA) functional class were assessed pre- and post-operatively.
Main Results:
- Preoperative mean FVC was 56.4%, FEV1 was 48.9%, and PEFR was 65.8% of predicted normals.
- No significant changes in pulmonary function were observed post-pneumonectomy.
- All patients maintained NYHA Class 1 pre- and post-operatively.
Conclusions:
- Spirometry alone is inadequate for determining operability in these patients.
- Preoperative clinical assessment, including symptomatic stage and cardiovascular status, is essential.
- A comprehensive preoperative evaluation is necessary for safe and effective management.