[Primary small cell neuroendocrine carcinoma of the larynx: a review of literature and case series].

So far there are no clinical reports evaluating the use of nivolumab in third-line-therapy of SCNC. NTRK fusion (neurotrophic tyrosine receptor kinase gene fusion) or the folate receptor expression analysis should be considered to evaluate the potential use of a tropomyosin receptor kinase inhibitor or a folate receptor targeting therapy.