| Health / Medical Topics |
Anal Canal Neuroendocrine Carcinoma
An aggressive, high-grade and poorly differentiated carcinoma with neuroendocrine differentiation that arises from the anal canal. The mitotic count is more than 20 per 10 HPF. According to the size of the malignant cells, the prominence of the nucleoli, and the amount of cytoplasm, it is classified either as small or large cell neuroendocrine carcinoma. (NCI Thesaurus)
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