Endometrial hyperplasia: Difference between revisions
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=Overview= | =Overview= | ||
===WHO endometrial hyperplasia classification of 2014=== | ===WHO endometrial hyperplasia classification of 2014=== | ||
The 2014 WHO system | The 2014 WHO system has two categories:<ref name=pmid25797956 >{{Cite journal | last1 = Emons | first1 = G. | last2 = Beckmann | first2 = MW. | last3 = Schmidt | first3 = D. | last4 = Mallmann | first4 = P. | title = New WHO Classification of Endometrial Hyperplasias. | journal = Geburtshilfe Frauenheilkd | volume = 75 | issue = 2 | pages = 135-136 | month = Feb | year = 2015 | doi = 10.1055/s-0034-1396256 | PMID = 25797956 }}</ref> | ||
*Hyperplasia without atypia. | *Hyperplasia without atypia. | ||
*Atypical hyperplasia/endometrioid intraepithelial neoplasia. | *Atypical hyperplasia/endometrioid intraepithelial neoplasia. | ||
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# Presence/absence of nuclear atypia. | # Presence/absence of nuclear atypia. | ||
It consists of four categories | It consists of four categories: | ||
*[[Simple endometrial hyperplasia]]. | *[[Simple endometrial hyperplasia]]. | ||
*[[Simple endometrial hyperplasia with atypia]]. | *[[Simple endometrial hyperplasia with atypia]]. | ||
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=WHO system of 1994= | ==WHO system of 1994 - detail articles== | ||
Almost all hyperplasia is seen in the context of proliferative-type endometrium. [[Endometrial hyperplasia with secretory changes|Hyperplasia in the secretory-type endometrium]] is extremely rare and something diagnosed by or in consultation with an expert in gynecologic pathology. | Almost all hyperplasia is seen in the context of proliferative-type endometrium. [[Endometrial hyperplasia with secretory changes|Hyperplasia in the secretory-type endometrium]] is extremely rare and something diagnosed by or in consultation with an expert in gynecologic pathology. | ||