49,256
edits
Difference between revisions of "Gastrointestinal tract polyps"
Jump to navigation
Jump to search
Gastrointestinal tract polyps (view source)
Revision as of 19:35, 3 January 2012
, 19:35, 3 January 2012→Adenomatous polys: +pseudoinvasion
(→Adenomatous polys: +pseudoinvasion) |
|||
| Line 287: | Line 287: | ||
=Adenomatous polys= | =Adenomatous polys= | ||
==Overview== | |||
Several types of adenomatous polyps are recognized: | Several types of adenomatous polyps are recognized: | ||
*Traditional adenomas (have three subtypes): | *Traditional adenomas (have three subtypes): | ||
| Line 299: | Line 300: | ||
*They are all considered pre-malignant, i.e. if you leave 'em in place they often develop into cancer. | *They are all considered pre-malignant, i.e. if you leave 'em in place they often develop into cancer. | ||
*If multiple... think about [[familial adenomatous polyposis]] (FAP). | *If multiple... think about [[familial adenomatous polyposis]] (FAP). | ||
==Pseudoinvasion in colorectal adenomatous polyps== | |||
Features:<ref name=pmid4540378>{{Cite journal | last1 = Muto | first1 = T. | last2 = Bussey | first2 = HJ. | last3 = Morson | first3 = BC. | title = Pseudo-carcinomatous invasion in adenomatous polyps of the colon and rectum. | journal = J Clin Pathol | volume = 26 | issue = 1 | pages = 25-31 | month = Jan | year = 1973 | doi = | PMID = 4540378 | PMC = 477644 | URL = http://www.ncbi.nlm.nih.gov/pmc/articles/PMC477644/?tool=pubmed }}</ref> | |||
#Glands surrounded by lamina propria. | |||
#Hemosiderin. | |||
#Lack of desmoplastic reaction. | |||
==Management of (adenomatous colonic) polyps== | ==Management of (adenomatous colonic) polyps== | ||