Iglesias Docampo, L CArrazubi Arrula, VBaste Rotllan, NCarral Maseda, ACirauqui Cirauqui, BEscobar, YLambea Sorrosal, J JPastor Borgoñón, MRueda, ACruz Hernández, J J2023-01-252023-01-252017-11-20http://hdl.handle.net/10668/11825Head and neck cancer (HNC) is defined as malignant tumours located in the upper aerodigestive tract and represents 5% of oncologic cases in adults in Spain. More than 90% of these tumours have squamous histology. In an effort to incorporate evidence obtained since 2013 publication, Spanish Society of Medical Oncology (SEOM) presents an update of HNC diagnosis and treatment guideline. The eighth edition of TNM classification, published in January 2017, introduces important changes for p16-positive oropharyngeal tumours, for lip and oral cavity cancer and for N3 category. In addition, there are new data about induction chemotherapy and the role of immunotherapy in HNC.enAttribution 4.0 Internationalhttp://creativecommons.org/licenses/by/4.0/GuidelinesHPVHead and neck cancerInduction chemotherapyHead and Neck NeoplasmsHumansresearch article29159792open access10.1007/s12094-017-1776-11699-3055PMC5785598https://link.springer.com/content/pdf/10.1007/s12094-017-1776-1.pdfhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC5785598/pdf