{Reference Type}: Journal Article {Title}: Update from the 4th Edition of the World Health Organization Classification of Head and Neck Tumours: Tumors of the Nasal Cavity, Paranasal Sinuses and Skull Base. {Author}: Stelow EB;Bishop JA; {Journal}: Head Neck Pathol {Volume}: 11 {Issue}: 1 {Year}: Mar 2017 暂无{DOI}: 10.1007/s12105-017-0791-4 {Abstract}: The sinonasal tract remains an epicenter of a diverse array of neoplasia. This paper discusses changes to the WHO classification system of tumors involving this area. In particular, seromucinous hamartoma, NUT carcinoma, biphenotypic sinonasal sarcoma, HPV-related carcinoma with adenoid cystic features, SMARCB1-deficient carcinoma, and renal cell-like adenocarcinoma are discussed.