title: Primary small cell undifferentiated (neuroendocrine) carcinoma of the maxillary sinus.
abstract: Primary small cell neuroendocrine carcinoma (SNEC) of the paranasal sinuses is an extremely rare and distinctive tumor with aggressive clinical behavior. Moreover, SNECs originating in the head and neck region have been reported to be highly aggressive and to have a poor prognosis. This report describes a patient with a maxillary sinus SNEC who was successfully treated with neoadjuvant chemotherapy and concurrent chemoradiotherapy.
authors.affiliation: Department of Oral and Maxillofacial Surgery, Chitwan Medical College (P) Ltd, P.O. Box 42, Bharatpur-10, Chitwan, Nepal.
authors.forename: Santosh Kumar
authors.initials: SK
authors.lastname: Yadav
authors.affiliation: Department of Oral and Maxillofacial Surgery, Manipal College of Dental Sciences, Manipal University, Lighthouse Hill Road, Mangalore 575001, India.
authors.forename: Premalatha
authors.initials: P
authors.lastname: Shetty