Neuroendocrine carcinomas (necs) of the larynx are varied and heterogeneous tumours of rare observation in clinical practice. The WHO classification of 2017 divides them into: (i) well differentiated neuroendocrine carcinomas (WD-NEC); (ii) moderately differentiated neuroendocrine carcinomas (MD-NEC); and (iii) poorly differentiated neuroendocrine carcinomas (PD-NEC), which includes (a) small cell neuroendocrine carcinoma (smcc) and (b) large cell neuroendocrine carcinoma (LCNEC)
