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. 2021 Sep;25(3):313-318.
doi: 10.1007/s10006-020-00918-8. Epub 2020 Nov 3.

The impact of lip-split mandibulotomy on patients treated for pT2 oral tongue squamous cell carcinoma: a study of 224 patients

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The impact of lip-split mandibulotomy on patients treated for pT2 oral tongue squamous cell carcinoma: a study of 224 patients

Panagiotis Stathopoulos et al. Oral Maxillofac Surg. 2021 Sep.

Abstract

Background: Head and neck surgeons often face a challenge in order to achieve adequate three-dimensional resection of tumours in the oral cavity, especially in the dentate patient.

Methods: We compared the outcomes of lip-split mandibulotomy and trans-oral access, respectively, in patients treated for primary pT2 oral tongue SCC with regard to the status of the resection margins and the incidence of tumour recurrence.

Results: Multivariate analysis showed a non-significant effect of the surgical technique used to the reported recurrence, F(1, 224) = 0.350, p = .555 and a significant effect on the margins achieved F(1, 224) = 11.381, p = .001.

Conclusions: Defects after excision of larger and more posterior tumours that are going to be reconstructed with free flaps represent a more probable indication for using an osteotomy access technique. Lip-split mandibulotomy is a low-morbidity technique which can deliver a sound oncological outcome and can be relatively easily taught to less experienced surgeons.

Keywords: Lip-spilt mandibulotomy; Oral cancer; Recurrence; Resection margins.

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