Original articleImportance of neoadjuvant chemotherapy in olfactory neuroblastoma treatment: Series report and literature reviewImportancia de la quimioterapia neoadyuvante en el tratamiento del neuroblastoma olfatorio: serie de casos y revisión de la literatura☆

Introduction and objectives Olfactory neuroblastoma (ONB) is a rare entity that constitutes less than 5% of nasosinusal malignancies. Mainstream treatment consists in surgical resection +/− adjuvant radiotherapy. By exposing results observed with apparition of new therapeutic options as neoadjuvant chemotherapy, the objective is to evaluate a series and a review of the current literature.