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Fig. 3 | SpringerPlus

Fig. 3

From: Human papillomavirus-associated small cell carcinoma/neuroendocrine carcinoma of the oropharynx: a report of two cases

Fig. 3

Histologic findings of both patients with small cell carcinoma/neuroendocrine carcinoma of the oropharynx. a Hematoxylin and eosin (HE) staining of case 1. Tumor cells had small, round nuclei and scant cytoplasm. b Immunohistochemistry (IHC) for p16 in specimens from case 1 shows strong immunoreactivity. c HE staining of case 2. d IHC staining for p16 in specimens from case 2

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