Risk of recurrence after neoadjuvant chemotherapy and transoral robotic surgery in patients with oropharynx cancer that avoid adjuvant radiation

Autor: Alisha R. Pershad, Punam G. Thakkar, Joseph F. Goodman, Arjun Joshi, Seth M. Steinberg, Clint T. Allen, Charalampos S. Floudas
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Cancer Medicine, Vol 13, Iss 7, Pp n/a-n/a (2024)
Druh dokumentu: article
ISSN: 2045-7634
DOI: 10.1002/cam4.7146
Popis: Abstract Background De‐escalation strategies for newly‐diagnosed p16‐positive oropharyngeal squamous cell carcinoma (p16+ OPSCC), aim to reduce treatment‐related morbidity without compromising disease control. One strategy is neoadjuvant cisplatin and docetaxel chemotherapy (NAC + S) before transoral robotic surgery, with pathology‐based risk‐adapted adjuvant treatment. Methods We examined the recurrence‐free survival (RFS) for patients who received NAC + S. Results Comparing outcomes in 103 patients between 2008 and 2023, 92% avoided adjuvant treatment and showed significantly higher 2‐year recurrence‐free survival (RFS) compared to those with adjuvant treatment (95.9% vs. 43.8%, p = 0.0049) Conclusion Our findings suggest that pathology‐based risk‐adapted omission of adjuvant treatment following NAC + S does not appear to elevate recurrence risk and that NAC may identify patients with favorable tumor biology, yielding a 2‐year RFS probability exceeding 95% without adjuvant treatment. Further, the study identifies a patient subset experiencing disease recurrence despite triple modality therapy. Despite limitations, including a retrospective design and modest sample size, the data advocate for controlled NAC + S studies.
Databáze: Directory of Open Access Journals
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