ESOPHAGUS: Malignant Tumours - Large Cell Neuroendocrine

Large Cell Neuroendocrine Tumour of the Esophagus

This is an extremely rare malignant esophageal tumour.
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Abstract:

Esophageal collision tumor (Large cell neuroendocrine carcinoma and papillary carcinoma) arising in a Barrett esophagus. Arch Pathol Lab Med. 2000 Mar;124(3):411-5.
We report herein a unique case of an esophageal collision tumor composed of a papillary adenocarcinoma and a large cell neuroendocrine carcinoma arising in a Barrett esophagus. Hematoxylin-eosin and silver staining patterns, immunohistochemistry,and electron microscopy of the large cell neuroendocrine component are discussed.