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[Multiple metachronous lung tumors. Metastases or second primary tumor]
F A Wassmer1, Y Racloz, R Mégevand
1Département de Chirurgie, Hôpital Cantonal Universitaire, Genève 4, Suisse.
Annales De Chirurgie
|January 1, 1991
Summary
The risk of developing a second primary lung cancer is low, but early detection and surgical resection improve survival rates. Long-term follow-up and avoiding carcinogens are crucial for managing these double lung tumors.
Area of Science:
- Thoracic Surgery
- Oncology
- Pulmonology
Context:
- Multiple primary lung tumors present a complex clinical challenge.
- Historical data traces the recognition of double lung tumors back to 1889.
- This study analyzes a series of patients undergoing surgery for metachronous lung neoplasms.
Purpose:
- To evaluate the incidence, characteristics, and outcomes of patients with double metachronous lung tumors.
- To assess the survival rates and recurrence patterns following surgical intervention.
- To determine the optimal management strategies for secondary primary lung carcinomas.
Summary:
- Eleven cases of double metachronous lung tumors were identified from 448 lung cancer thoracotomies.
- Tumor locations varied (ipsilateral/contralateral), with differing histologies in 36% of cases.
- Eight patients had resectable disease, achieving a 5-year recurrence-free survival of 25%.
- The risk of a second primary lung carcinoma is low (2.7% in this series).
Impact:
- Surgical resection is the preferred treatment for resectable double lung tumors.
- Aggressive surgical approaches should preserve lung function.
- Long-term surveillance and carcinogen avoidance are recommended for survivors.