Difference between revisions of "Ovarian tumours"

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Ovarian tumours (view source)

Revision as of 03:47, 18 February 2014

2,459 bytes removed ,  03:47, 18 February 2014
→‎Juvenile granulosa cell tumour: split out
(→‎Brenner tumour: split out)
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==Juvenile granulosa cell tumour==
==Juvenile granulosa cell tumour==
===General===
{{Main|Juvenile granulosa cell tumour}}
*May secrete estrogen.
**May present with endometrial pathology, e.g. [[endometrial hyperplasia]] ''or'' endometrioid [[endometrial carcinoma]].
**May present as precocious puberty.<ref name=pmid21526089>{{Cite journal  | last1 = Hashemipour | first1 = M. | last2 = Moaddab | first2 = MH. | last3 = Nazem | first3 = M. | last4 = Mahzouni | first4 = P. | last5 = Salek | first5 = M. | title = Granulosa cell tumor in a six-year-old girl presented as precocious puberty. | journal = J Res Med Sci | volume = 15 | issue = 4 | pages = 240-2 | month = Jul | year = 2010 | doi =  | PMID = 21526089 }}</ref>
*Reported in males.<ref>URL: [http://path.upmc.edu/cases/case631.html http://path.upmc.edu/cases/case631.html]. Accessed on: 26 January 2012.</ref>
 
===Gross===
*Classically solid.
 
===Microscopic===
Features:
*Microcystic spaces.
*Moderate-to-marked nuclear atypia.
*Cuboidal-to-polygonal cell in sheets or stands or cords.
*Basophilic cytoplasm.
 
Notes:
*Juvenile variant of GCT has more nuclear pleomorphism.
 
====Images====
<gallery>
Image:Juvenile_granulosa_cell_tumour_-_intermed_mag.jpg | Juvenile granulosa cell tumour - intermed. mag. (WC)
Image:Juvenile_granulosa_cell_tumour_-_high_mag.jpg | Juvenile granulosa cell tumour - high mag. (WC)
Image:Juvenile_granulosa_cell_tumour_-_very_high_mag.jpg | Juvenile granulosa cell tumour - very high mag. (WC)
</gallery>
 
===IHC===
* Inhibin positive.<ref name=Ref_PBoD1102>{{Ref PBoD|1102}}</ref>
** Inhibin negative in ''[[Brenner tumour]]''.
*Calretinin +ve.
 
===Molecular===
:''Currently '''not''' used for the diagnosis.''
*Trisomy 12.<ref name=pmid1466394>{{Cite journal  | last1 = Schofield | first1 = DE. | last2 = Fletcher | first2 = JA. | title = Trisomy 12 in pediatric granulosa-stromal cell tumors. Demonstration by a modified method of fluorescence in situ hybridization on paraffin-embedded material. | journal = Am J Pathol | volume = 141 | issue = 6 | pages = 1265-9 | month = Dec | year = 1992 | doi =  | PMID = 1466394 }}</ref><ref name=pmid12218213>{{Cite journal  | last1 = Mayr | first1 = D. | last2 = Kaltz-Wittmer | first2 = C. | last3 = Arbogast | first3 = S. | last4 = Amann | first4 = G. | last5 = Aust | first5 = DE. | last6 = Diebold | first6 = J. | title = Characteristic pattern of genetic aberrations in ovarian granulosa cell tumors. | journal = Mod Pathol | volume = 15 | issue = 9 | pages = 951-7 | month = Sep | year = 2002 | doi = 10.1097/01.MP.0000024290.55261.14 | PMID = 12218213 }}
</ref>


==Adult granulosa cell tumour==
==Adult granulosa cell tumour==
Michael
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