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Difference between revisions of "Duodenum"
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→Gangliocytic paraganglioma: more
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(→Gangliocytic paraganglioma: more) |
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*Abbreviated ''GP''. | *Abbreviated ''GP''. | ||
===General=== | ===General=== | ||
* | *Extremely rare.<ref name=pmid22340577>{{Cite journal | last1 = Wu | first1 = GC. | last2 = Wang | first2 = KL. | last3 = Zhang | first3 = ZT. | title = Gangliocytic paraganglioma of the duodenum: a case report. | journal = Chin Med J (Engl) | volume = 125 | issue = 2 | pages = 388-9 | month = Jan | year = 2012 | doi = | PMID = 22340577 }}</ref> | ||
*May be associated with [[neurofibromatosis type 1]].<ref name=pmid12754392>{{Cite journal | last1 = Castoldi | first1 = L. | last2 = De Rai | first2 = P. | last3 = Marini | first3 = A. | last4 = Ferrero | first4 = S. | last5 = De Luca | first5 = V. | last6 = Tiberio | first6 = G. | title = Neurofibromatosis-1 and Ampullary Gangliocytic Paraganglioma Causing Biliary and Pancreatic Obstruction. | journal = Int J Gastrointest Cancer | volume = 29 | issue = 2 | pages = 93-98 | month = | year = 2001 | doi = | PMID = 12754392 }}</ref> | *May be associated with [[neurofibromatosis type 1]].<ref name=pmid12754392>{{Cite journal | last1 = Castoldi | first1 = L. | last2 = De Rai | first2 = P. | last3 = Marini | first3 = A. | last4 = Ferrero | first4 = S. | last5 = De Luca | first5 = V. | last6 = Tiberio | first6 = G. | title = Neurofibromatosis-1 and Ampullary Gangliocytic Paraganglioma Causing Biliary and Pancreatic Obstruction. | journal = Int J Gastrointest Cancer | volume = 29 | issue = 2 | pages = 93-98 | month = | year = 2001 | doi = | PMID = 12754392 }}</ref> | ||
*Classified a [[neuroendocrine tumour]].<ref>URL: [http://www.cap.org/apps/docs/committees/cancer/cancer_protocols/2011/SmallbowelNET_11protocol.pdf http://www.cap.org/apps/docs/committees/cancer/cancer_protocols/2011/SmallbowelNET_11protocol.pdf]. Accessed on: 29 March 2012.</ref> | *Classified a [[neuroendocrine tumour]].<ref>URL: [http://www.cap.org/apps/docs/committees/cancer/cancer_protocols/2011/SmallbowelNET_11protocol.pdf http://www.cap.org/apps/docs/committees/cancer/cancer_protocols/2011/SmallbowelNET_11protocol.pdf]. Accessed on: 29 March 2012.</ref> | ||
*Usually has a mix of the features seen in: [[neuroendocrine tumour]]s, [[paraganglioma]]s and [[ganglioneuroma]]s. | *Usually has a mix of the features seen in: [[neuroendocrine tumour]]s, [[paraganglioma]]s and [[ganglioneuroma]]s. | ||
Clinical - presentation:<ref name=pmid21599949/> | |||
*GI bleed ~ 45% of cases. | |||
*Abdominal pain ~ 43% of cases. | |||
*[[Anemia]] ~ 15% of cases. | |||
===Gross=== | |||
*Classically in the duodenum ~90% of cases.<ref name=pmid21599949>{{Cite journal | last1 = Okubo | first1 = Y. | last2 = Wakayama | first2 = M. | last3 = Nemoto | first3 = T. | last4 = Kitahara | first4 = K. | last5 = Nakayama | first5 = H. | last6 = Shibuya | first6 = K. | last7 = Yokose | first7 = T. | last8 = Yamada | first8 = M. | last9 = Shimodaira | first9 = K. | title = Literature survey on epidemiology and pathology of gangliocytic paraganglioma. | journal = BMC Cancer | volume = 11 | issue = | pages = 187 | month = | year = 2011 | doi = 10.1186/1471-2407-11-187 | PMID = 21599949 }}</ref> | |||
===Microscopic=== | ===Microscopic=== | ||
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*[http://www.pubcan.org/images/large/Fig_5-17_A.jpg Ganglion cells in a GP (pubcan.org)].<ref>URL: [http://www.pubcan.org/printicdotopo.php?id=5028 http://www.pubcan.org/printicdotopo.php?id=5028]. Accessed on: 15 April 2012.</ref> | *[http://www.pubcan.org/images/large/Fig_5-17_A.jpg Ganglion cells in a GP (pubcan.org)].<ref>URL: [http://www.pubcan.org/printicdotopo.php?id=5028 http://www.pubcan.org/printicdotopo.php?id=5028]. Accessed on: 15 April 2012.</ref> | ||
*[http://www.surgicalpathologyatlas.com/glfusion/mediagallery/media.php?f=0&sort=0&s=20080802175012135 GP (surgicalpathologyatlas.com)]. | *[http://www.surgicalpathologyatlas.com/glfusion/mediagallery/media.php?f=0&sort=0&s=20080802175012135 GP (surgicalpathologyatlas.com)]. | ||
===IHC=== | ===IHC=== | ||
*Synaptophysin +ve. | *Synaptophysin +ve. | ||