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| Site = [[stomach]] | | Site = [[stomach]] | ||
| Assdx = | | Assdx = | ||
| Syndromes = [[hereditary diffuse gastric cancer]], [[familial adenomatous polyposis]], [[Lynch syndrome]], [[Peutz-Jeghers syndrome]], [[Li-Fraumeni syndrome]] | | Syndromes = [[hereditary diffuse gastric cancer]], [[familial adenomatous polyposis]], [[Lynch syndrome]], [[Peutz-Jeghers syndrome]], [[Li-Fraumeni syndrome]], [[Gastric adenocarcinoma and proximal polyposis of the stomach]] (GAPPS) | ||
| Clinicalhx = | | Clinicalhx = | ||
| Signs = | | Signs = | ||
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**[[Peutz-Jeghers syndrome]]. | **[[Peutz-Jeghers syndrome]]. | ||
**[[Lynch syndrome]]. | **[[Lynch syndrome]]. | ||
**[[Gastric adenocarcinoma and proximal polyposis of the stomach]].<ref name=pmid30584346>{{Cite journal | last1 = Rudloff | first1 = U. | title = Gastric adenocarcinoma and proximal polyposis of the stomach: diagnosis and clinical perspectives. | journal = Clin Exp Gastroenterol | volume = 11 | issue = | pages = 447-459 | month = | year = 2018 | doi = 10.2147/CEG.S163227 | PMID = 30584346 }}</ref> | |||
Note: | Note: | ||
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==IHC== | ==IHC== | ||
*AE1/AE3. | |||
*CK7 +ve. | *CK7 +ve. | ||
*CK20 -ve, occasionally +ve. | *CK20 -ve, occasionally +ve. | ||
*[[CDX2]] +ve.<ref name=pmid12604886>{{Cite journal | last1 = Werling | first1 = RW. | last2 = Yaziji | first2 = H. | last3 = Bacchi | first3 = CE. | last4 = Gown | first4 = AM. | title = CDX2, a highly sensitive and specific marker of adenocarcinomas of intestinal origin: an immunohistochemical survey of 476 primary and metastatic carcinomas. | journal = Am J Surg Pathol | volume = 27 | issue = 3 | pages = 303-10 | month = Mar | year = 2003 | doi = | PMID = 12604886 }}</ref> | |||
Others: | Others: |
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