Difference between revisions of "Foveolar type dysplasia"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Periampullary foveolar type dysplasia -- intermed mag.jpg
| Width      =
| Caption    = Foveolar dysplasia of the duodenum. [[H&E stain]].
| Synonyms  = type 2 dysplasia, foveolar dysplasia, foveolar/hyperplastic dysplasia
| Micro      =
| Subtypes  =
| LMDDx      = benign foveolar epithelium, [[gastric heterotopia]] (if not stomach), benign ampullary epithelium, [[hyperplastic polyp]]
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      =
| Grossing  =
| Site      = [[stomach]], [[duodenum]] (esp. [[ampulla of Vator]]), [[esophagus]]
| Assdx      =
| Syndromes  = [[familial adenomatous polyposis]]
| Clinicalhx =
| Signs      =
| Symptoms  =
| Prevalence = not common
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  =
| Other      = may be subtle
| ClinDDx    =
| Tx        =
}}
'''Foveolar type dysplasia''', also '''foveolar dysplasia''', is a form of [[dysplasia]] that arises from the foveolar cells, typically seen in the [[stomach]].  It is may be subtle to unaccustomed eyes.
'''Foveolar type dysplasia''', also '''foveolar dysplasia''', is a form of [[dysplasia]] that arises from the foveolar cells, typically seen in the [[stomach]].  It is may be subtle to unaccustomed eyes.



Revision as of 06:55, 15 February 2015

Foveolar type dysplasia
Diagnosis in short

Foveolar dysplasia of the duodenum. H&E stain.

Synonyms type 2 dysplasia, foveolar dysplasia, foveolar/hyperplastic dysplasia
LM DDx benign foveolar epithelium, gastric heterotopia (if not stomach), benign ampullary epithelium, hyperplastic polyp
Site stomach, duodenum (esp. ampulla of Vator), esophagus

Syndromes familial adenomatous polyposis

Prevalence not common
Other may be subtle

Foveolar type dysplasia, also foveolar dysplasia, is a form of dysplasia that arises from the foveolar cells, typically seen in the stomach. It is may be subtle to unaccustomed eyes.

It is also described as non-adenomatous dysplasia, type 2 dysplasia and foveolar/hyperplastic type dysplasia.[1]

General

Microscopic

Features:

  • Tall columnar cells with basal nuclei in a villiform architecture.[1]

DDx:

Images

www:

See also

References

  1. 1.0 1.1 1.2 Brown, IS.; Whiteman, DC.; Lauwers, GY. (Jun 2010). "Foveolar type dysplasia in Barrett esophagus.". Mod Pathol 23 (6): 834-43. doi:10.1038/modpathol.2010.59. PMID 20228780.