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Upfront Transoral Robotic Surgery (TORS) Intensity-modulated Radiation Therapy (IMRT) in HPV-positive Oropharyngeal Cancer: Real-world Data from a Tertiary Comprehensive Cancer Centre

Abstract

Objective: This study aims to provide real-world data on oncologic and functional outcomes of the most modern surgical and non-surgical treatments of locally advanced HPV-positive oropharyngeal cancer.

Methods: We reviewed data on patients treated for stage III and IV HPV-positive oropharyngeal squamous cell carcinoma with either endoscopic surgery (Transoral Robotic Surgery, TORS; Transoral Laser Microsurgery, TLM - group A) or intensity-modulated radiotherapy (IMRT - group B). The minimum follow-up required was 6 months. Survival outcomes and toxicities of treatments were evaluated.

Results: 30 patients in group A and 66 in group B were eligible for the analysis. 28% of patients in group A underwent a unimodal treatment, while 42% needed trimodal treatment. 90% of patients in group B underwent concurrent chemoradiation. We found no statistically significant difference in survival outcomes (group A: overall survival 97%, progression-free survival 83%; group B: OS 98%, PFS 86%) or toxicities between groups.

Conclusions: Both transoral surgery and IMRT provide excellent outcomes in HPV-positive oropharyngeal cancer. Because of the good prognosis, treatments need to be refined to reduce toxicities while preserving oncologic soundness.

Citing Articles

Blood- and Imaging-Derived Biomarkers for Oncological Outcome Modelling in Oropharyngeal Cancer: Exploring the Low-Hanging Fruit.

Volpe S, Gaeta A, Colombo F, Zaffaroni M, Mastroleo F, Vincini M Cancers (Basel). 2023; 15(7).

PMID: 37046683 PMC: 10093133. DOI: 10.3390/cancers15072022.

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