Impact of AJCC 8th edition staging system and definitive treatment choice on the prognosis of complete responders with p16+ and p16− oropharyngeal squamous cell carcinomas

  • R. Grant Muller
  • , Chelsea S. Hamill
  • , Brandon Vu
  • , Jason Thuener
  • , Jay Wasman
  • , Shawn Li
  • , Nicole Fowler
  • , Rod Rezaee
  • , Pierre Lavertu
  • , Min Yao
  • , Kyunghee Burkitt
  • , Jennifer Dorth
  • , Theodoros N. Teknos
  • , Quintin Pan
  • , W. Quinn O'Neill

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Objectives: To identify predictors of overall survival (OS) in oropharyngeal squamous cell carcinoma (OPSCC) patients who achieved complete response (CR). Methods: We performed a retrospective study of OPSCC patients who achieved CR from a single academic medical center. Associations between OS, AJCC 8th edition staging system, definitive treatment choice, smoking history, and p16 status were assessed. Results: p16+ status was associated with favorable prognosis for CR (p < 0.001) but not non-CR (p = 0.67) patients. For early stage, p16+ OPSCC patients who achieved CR, surgery + adjuvant radiation (RT) treatment was more durable compared to concurrent chemoradiation (CRT), particularly in smokers. Conclusions: Curative intent treatment choice and smoking history has an impact on the long-term OS of the CR p16+ OPSCC cohort. Prospective studies to define the optimal multi-modality treatment option to manage p16+ OPSCC patients is needed.

Original languageEnglish (US)
Article number105861
JournalOral Oncology
Volume128
DOIs
StatePublished - May 2022

All Science Journal Classification (ASJC) codes

  • Oral Surgery
  • Oncology
  • Cancer Research

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