Abstract

The dismal prognosis of recurrent/metastatic (R/M) head and neck squamous cell carcinoma (HNSCC) prompted recent advances in the field of therapeutic approaches beyond cytotoxic cancer therapy. In recent years, the deeper and increasing knowledge on the genomic landscape and the upcoming new data on immunotherapy enacted by HNSCCs have led to successful therapeutic targeting of the immune system. Immune checkpoint inhibitors (ICIs) have changed state of the art in R/M patients and could have a potential role even in early disease. The purpose of this work is to summarize the role of immunotherapy for R/M HNSCC in clinical practice, with insights about future perspectives. Updated immunotherapy results in other R/M head and neck cancers such as thyroid, salivary glands, nasopharynx, sinonasal cancers, and nuclear protein in testis (NUT) are presented.

Highlights

  • Head and neck cancers (HNC) are a heterogeneous group of malignancies, including several histotypes, and head and neck squamous cell carcinoma (HNSCC) is the most frequent

  • The most relevant are mucin domain 3 (TIM3) [49], tackled by the PD-1/TIM3 bispecific antibody RO7121661 [50] and transforming growth factor-β (TGF-β), a well known immunosuppressive mediator [51], that is co-inhibited by bintrafusp alfa, an anti-TGF-β/anti-PD-1 agent that showed promising activity in HNSCC [52]; IL-2 [53] and fibroblast-activating protein (FAP) [54] are the targets of RO6874281, a bispecific cytokine acting on tumor-associated fibroblasts, that induced one durable response in one HNSCC patient included in a phase I study [55]

  • Since healthcare professionals devoted to HNC can face HNSCC, and these tumor types, the following sections will concentrate on the role of immunotherapy in thyroid cancer and in salivary gland, nasopharyngeal, and paranasal sinuses carcinomas

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Summary

Open Access Review

Immunotherapy in head and neck squamous cell carcinoma and rare head and neck malignancies Stefano Cavalieri1,2†* , Daria Maria Filippini1† , Arianna Ottini , Cristiana Bergamini , Carlo Resteghini , Elena Colombo , Roberta Lombardo , Imperia Nuzzolese, Salvatore Alfieri , Lisa Licitra1,2 , Laura D.

Introduction
Standard of care
Authors Study
Advanced thyroid and rare head and neck cancers
Thyroid cancer
Salivary gland carcinomas
Conclusion
Findings
Author contributions

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