Published in Clinical Oncology Week, September 12th, 2005
"In a 46-year-old man, a pedunculated rectal polyp measuring 3.0x3.0x2.0 cm was diagnosed histologically as a pyloric gland-type adenoma arising in heterotopic gastric corpus mucosa. The luminal site was covered by glands of the gastric foveolar type, displaying focal marked proliferation interpreted as low-grade intraepithelial neoplasia," scientists writing in the Virchows Archiv reported.
"A bidirectional gastric differentiation was found: most lower glandular structures showed positivity for the deep gastric mucin core protein Muc 6 and superficial positivity for gastric...
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