An Eustachian Tube Neuroendocrine Carcinoma: A Previously Undescribed Entity and Review of the Literature

Table 1

Presenting clinical features of sinonasal neuroendocrine carcinomas.

Clinical feature	Silva et al., 1982 [4]	Likhacheva et al., 2011 [2]
Nasal obstruction/congestion	40%	50%
Epistaxis	20%	30%
Neck mass	10%	10%
Persistent sinusitis	5%	15%
Headache	—	15%
Anosmia	10%	—