Difference between revisions of "Liver neoplasms"

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*No portal tracts.
*No portal tracts.
*No cirrhosis!  If cirrhosis is present it isn't a hepatic adenoma - '''important'''.
*No cirrhosis!  If cirrhosis is present it isn't a hepatic adenoma - '''important'''.
DDx:
*Well-differentiated [[hepatocellular carcinoma]].<ref>SN. 29 May 2009.</ref>
**Hepatic adenoma is differentiated from ''well-differentiated HCC'' by its architecture; adenomas have cords of cells upto 3 cells thick & have preserved reticulin architecture.
*[[Focal nodular hyperplasia]].


====Images====
====Images====
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*[http://radiographics.rsna.org/content/22/5/1023.figures-only Series of liver micrographs including hepatic adenoma (radiographics.rsna.org)].
*[http://radiographics.rsna.org/content/22/5/1023.figures-only Series of liver micrographs including hepatic adenoma (radiographics.rsna.org)].


DDx:
*Well-differentiated [[hepatocellular carcinoma]].<ref>SN. 29 May 2009.</ref>
**Hepatic adenoma is differentiated from ''well-differentiated HCC'' by its architecture; adenomas have cords of cells upto 3 cells thick & have preserved reticulin architecture.
*[[Focal nodular hyperplasia]].
====Subclassification====
====Subclassification====
Based on molecular changes:<ref>{{Cite journal  | last1 = Katabathina | first1 = VS. | last2 = Menias | first2 = CO. | last3 = Shanbhogue | first3 = AK. | last4 = Jagirdar | first4 = J. | last5 = Paspulati | first5 = RM. | last6 = Prasad | first6 = SR. | title = Genetics and imaging of hepatocellular adenomas: 2011 update. | journal = Radiographics | volume = 31 | issue = 6 | pages = 1529-43 | month = Oct | year = 2011 | doi = 10.1148/rg.316115527 | PMID = 21997980 }}</ref><ref name=pmid21883740>{{Cite journal  | last1 = Sasaki | first1 = M. | last2 = Yoneda | first2 = N. | last3 = Kitamura | first3 = S. | last4 = Sato | first4 = Y. | last5 = Nakanuma | first5 = Y. | title = Characterization of hepatocellular adenoma based on the phenotypic classification: The Kanazawa experience. | journal = Hepatol Res | volume = 41 | issue = 10 | pages = 982-8 | month = Oct | year = 2011 | doi = 10.1111/j.1872-034X.2011.00851.x | PMID = 21883740 }}</ref>
Based on molecular changes:<ref>{{Cite journal  | last1 = Katabathina | first1 = VS. | last2 = Menias | first2 = CO. | last3 = Shanbhogue | first3 = AK. | last4 = Jagirdar | first4 = J. | last5 = Paspulati | first5 = RM. | last6 = Prasad | first6 = SR. | title = Genetics and imaging of hepatocellular adenomas: 2011 update. | journal = Radiographics | volume = 31 | issue = 6 | pages = 1529-43 | month = Oct | year = 2011 | doi = 10.1148/rg.316115527 | PMID = 21997980 }}</ref><ref name=pmid21883740>{{Cite journal  | last1 = Sasaki | first1 = M. | last2 = Yoneda | first2 = N. | last3 = Kitamura | first3 = S. | last4 = Sato | first4 = Y. | last5 = Nakanuma | first5 = Y. | title = Characterization of hepatocellular adenoma based on the phenotypic classification: The Kanazawa experience. | journal = Hepatol Res | volume = 41 | issue = 10 | pages = 982-8 | month = Oct | year = 2011 | doi = 10.1111/j.1872-034X.2011.00851.x | PMID = 21883740 }}</ref>