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Second laryngeal cancers in previously treated larynges
1Department of Otolaryngology, Wake Forest University School of Medicine, Winston-Salem, NC 27157-1034, USA. preece@wfubmc.edu
The Laryngoscope
|September 28, 1999
Summary
Patients treated for laryngeal cancer may develop a second primary cancer. Endoscopic resection of the initial tumor preserves voice and future treatment options for subsequent laryngeal cancers.
Area of Science:
- Oncology
- Laryngology
- Cancer Research
Background:
- Laryngeal cancer management requires consideration of long-term outcomes.
- Second primary cancers can arise years after initial treatment.
Purpose of the Study:
- To review the management and outcomes of patients with second primary laryngeal cancers.
- To evaluate the impact of initial treatment on the risk and management of subsequent laryngeal tumors.
Main Methods:
- Retrospective review of 855 patients with laryngeal cancer.
- Analysis of treatment methods for index and second primary tumors.
- Assessment of smoking status impact.
Main Results:
- 5.1% of at-risk patients developed a second primary laryngeal tumor.
- Irradiation for the initial tumor was associated with a lower rate of second primary disease (4.3%) compared to surgery (9.2%).
- Surgical treatment of second primary tumors yielded higher rates of laryngeal voicing (82%) than irradiation (33%).
Conclusions:
- Endoscopic resection of the initial laryngeal tumor maximizes future laryngeal speech retention.
- Lifelong follow-up is crucial for detecting secondary laryngeal cancers.
- Smoking status did not significantly influence the occurrence of second primary tumors.