Difference between revisions of "Thymus"

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4 bytes added ,  02:17, 17 May 2013
(→‎Thymoma: +gross)
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=Overview=
=Overview=
Location:  
==General==
*Important for development of the immune system.
*One of two ''[[primary lymphoid organs]]'' - the other one is the [[bone marrow]].<ref>URL: [http://www.life.umd.edu/classroom/bsci423/song/Lab1.html http://www.life.umd.edu/classroom/bsci423/song/Lab1.html]. Accessed on: 28 March 2012.</ref>
*Thymus involutes after childhood.
*May be absent due to genetic abnormalities, e.g. [[DiGeorge syndrome]].
 
==Anatomy==
Location:
*Anterior [[mediastinum]].
*Anterior [[mediastinum]].


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*Medistinal pleural.
*Medistinal pleural.


General:
*Important for development of the immune system.
*One of two ''[[primary lymphoid organs]]'' - the other one is the [[bone marrow]].<ref>URL: [http://www.life.umd.edu/classroom/bsci423/song/Lab1.html http://www.life.umd.edu/classroom/bsci423/song/Lab1.html]. Accessed on: 28 March 2012.</ref>
*Thymus involutes after childhood.
*May be absent due to genetic abnormalities, e.g. [[DiGeorge syndrome]].


==Normal histology==
==Normal histology==
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*Thymic tumours are derived from the epithelial component of the thymus, i.e. the ''cortical epithelial cells'' and ''medullary epithelial cells''.
*Thymic tumours are derived from the epithelial component of the thymus, i.e. the ''cortical epithelial cells'' and ''medullary epithelial cells''.


Images:
====Images====
*[http://commons.wikimedia.org/wiki/File:Thymic_corpuscle.jpg Thymic corpusle (wikimedia.org)].
<gallery>
Image:Thymic_corpuscle.jpg Thymic corpusle. (WC/Nephron)
</gallery>


==IHC and thymus==
==IHC and thymus==
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