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[Reoperation for recurrent and second primary lung cancer]
1Department of Surgery, Kanazawa University, School of Medicine, Japan.
Kyobu Geka. the Japanese Journal of Thoracic Surgery
|January 1, 1995
Summary
Aggressive surgery for recurrent non-small cell lung cancer (NSCLC) offers survival benefits, especially for diploid primary tumors. Second primary lung cancers also show good outcomes with surgical intervention.
Area of Science:
- Thoracic Surgery
- Surgical Oncology
- Pulmonary Medicine
Background:
- Multiple resections for non-small cell lung cancer (NSCLC) are uncommon, representing 2.6% of pulmonary resections.
- This study examines outcomes for patients undergoing repeat surgeries for NSCLC, focusing on recurrence and second primary tumors.
Purpose of the Study:
- To evaluate the safety and efficacy of aggressive surgical management for recurrent and second primary non-small cell lung cancers.
- To assess the impact of DNA ploidy on survival outcomes after repeat pulmonary resections.
Main Methods:
- Retrospective analysis of 30 patients who underwent multiple pulmonary resections for NSCLC between 1973 and 1994.
- Detailed review of surgical procedures, survival rates, and correlation with primary tumor DNA ploidy.
Main Results:
- For 22 patients with recurrent NSCLC, 5-year survival was 13.5%; survival was poor with DNA aneuploid primary tumors.
- Five-year survival was 64.2% for 8 patients with a second primary lung cancer, with good results.
- Long-term survival was exclusively observed in patients with a diploid primary tumor.
Conclusions:
- Aggressive surgical treatment is safe and recommended for patients with a second primary lung cancer.
- DNA ploidy analysis may predict survival outcomes in patients undergoing repeat resections for NSCLC.