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Auricular carcinoma with temporal bone invasion: outcome analysis
T J Gal1, N D Futran, L J Bartels
1Division of Otolaryngology, University of South Florida College of Medicine, Tampa 33612, USA.
Summary
Temporal bone invasion by skin cancer is serious, but aggressive surgery offers a 63% survival rate. Squamous cell carcinoma survival is lower, though radiation may improve outcomes for these auricle cancer patients.
Area of Science:
- Oncology
- Surgical Pathology
Background:
- Cutaneous carcinoma of the auricle and periauricular skin can invade the temporal bone.
- Temporal bone invasion is a critical indicator of poor prognosis in these malignancies.
Purpose of the Study:
- To analyze survival outcomes in patients with temporal bone invasion due to cutaneous malignancy.
- To identify prognostic factors influencing survival in this patient cohort.
Main Methods:
- Retrospective analysis of data from 21 patients with temporal bone invasion by cutaneous malignancy.
- Evaluation of overall and cumulative survival rates.
- Univariate and covariate analyses to assess prognostic factors.
Main Results:
- Overall survival was approximately 63%.
- Cumulative survival was significantly lower for squamous cell carcinoma compared to other malignancies.
- Nodal status, positive soft tissue margins, and perineural disease did not significantly impact survival.
- A trend towards increased survival was observed with postoperative radiation therapy.
Conclusions:
- Aggressive surgical resection of cutaneous disease and temporal bone is crucial for managing this condition.
- Squamous cell carcinoma presents a poorer prognosis, highlighting the need for tailored treatment strategies.
- Postoperative radiation may be beneficial, warranting further investigation for improving survival rates in temporal bone cancer.