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Difference between revisions of "Vermiform appendix"
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===Histology=== | ===Histology=== | ||
Features:<ref name=pmid15967038>{{cite journal |author=Pahlavan PS, Kanthan R |title=Goblet cell carcinoid of the appendix |journal=World J Surg Oncol |volume=3 |issue= |pages=36 |year=2005 |month=June |pmid=15967038 |pmc=1182398 |doi=10.1186/1477-7819-3-36 |url=http://wjso.com/content/3/1/36}}</ref> | Features:<ref name=pmid15967038>{{cite journal |author=Pahlavan PS, Kanthan R |title=Goblet cell carcinoid of the appendix |journal=World J Surg Oncol |volume=3 |issue= |pages=36 |year=2005 |month=June |pmid=15967038 |pmc=1182398 |doi=10.1186/1477-7819-3-36 |url=http://wjso.com/content/3/1/36}}</ref> | ||
*Mixed neuroendocrine-nonneuroendocrine tumour;<ref name=pmid17684764> | *Mixed neuroendocrine-nonneuroendocrine tumour;<ref name=pmid17684764>{{cite journal |author=Volante M, Righi L, Asioli S, Bussolati G, Papotti M |title=Goblet cell carcinoids and other mixed neuroendocrine/nonneuroendocrine neoplasms |journal=Virchows Arch. |volume=451 Suppl 1 |issue= |pages=S61–9 |year=2007 |month=August |pmid=17684764 |doi=10.1007/s00428-007-0447-y |url=}}</ref> features of both ''carcinoid'' and ''adenocarcinoma.<ref name=pmid15967038>PMID 15967038.</ref> | ||
**Archictecture: cells arranged in nests or clusters without a lumen. | **Archictecture: cells arranged in nests or clusters without a lumen. | ||
**Location: deep to the intestinal crypts (crypts of Lieberkühn); usually do not involve the mucosa. | **Location: deep to the intestinal crypts (crypts of Lieberkühn); usually do not involve the mucosa. | ||