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Synchronous non-small cell lung cancers
R F Pommier1, J T Vetto, J T Lee
1Section of Surgical Oncology, Oregon Health Sciences University, Portland 97201, USA.
American Journal of Surgery
|May 1, 1996
Summary
Prognosis for synchronous non-small cell lung cancer (NSCLC) is not poor if both tumors are resectable and early stage. Surgical options like wedge resections offer alternatives for patients unable to undergo lobectomy or pneumonectomy.
Area of Science:
- Thoracic Surgery
- Surgical Oncology
- Pulmonary Medicine
Background:
- Limited data exists on synchronous non-small cell lung cancer (NSCLC) prognosis.
- Previous studies primarily focused on small cell and carcinoid lung tumors.
Purpose of the Study:
- To evaluate the survival outcomes for patients diagnosed with synchronous non-small cell lung cancer (NSCLC).
Main Methods:
- Retrospective review of 3034 lung cancer patients to identify cases of synchronous NSCLC.
- Survival analysis using Kaplan-Meier method and log-rank testing for statistical comparison.
Main Results:
- Synchronous NSCLC was identified in 27 patients (0.8%).
- Five-year survival was 45% for completely resected tumors.
- Survival rates were significantly higher for Stage I/II disease (38%) compared to Stage III (0%), and for two Stage I tumors (41%) versus two Stage III tumors (0%).
- Wedge resections demonstrated comparable survival to lobectomies or pneumonectomies.
Conclusions:
- Synchronous NSCLC prognosis can be favorable when both tumors are resectable and diagnosed at Stage I or II.
- Wedge resections represent a viable surgical option for patients who are not candidates for lobectomy or pneumonectomy.