Difference between revisions of "Testis"

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Testis (view source)

Revision as of 15:06, 29 April 2012

557 bytes added ,  15:06, 29 April 2012
→‎Granulomatous orchitis: tweak
(→‎Benign: create granulomatous orchitis)
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*[[Spermatocele]] - contains sperm.
*[[Spermatocele]] - contains sperm.


==Granulomatous orchitis==
==Idiopathic granulomatous orchitis==
===General===
===General===
*Uncommon.
*Rare.
*Unknown etiology -- possibly trauma + immune reaction to sperm.<ref name=pmid21458170>{{Cite journal  | last1 = Roy | first1 = S. | last2 = Hooda | first2 = S. | last3 = Parwani | first3 = AV. | title = Idiopathic granulomatous orchitis. | journal = Pathol Res Pract | volume = 207 | issue = 5 | pages = 275-8 | month = May | year = 2011 | doi = 10.1016/j.prp.2011.02.005 | PMID = 21458170 }}</ref>
 
===Microscopic===
Features:<ref name=pmid21458170/>
*[[Granuloma]]s +/- [[necrosis]].
*+/-Destruction of seminiferous tubules.
*Prominent collagen fibrosis.


DDx:
DDx:
*[[ITGCN]].
*[[Seminoma]].
*[[Seminoma]].
*[[Syphilis]], tertiary.<ref name=pmid22343746>{{Cite journal  | last1 = Sekita | first1 = N. | last2 = Nishikawa | first2 = R. | last3 = Fujimura | first3 = M. | last4 = Sugano | first4 = I. | last5 = Mikami | first5 = K. | title = [Syphilitic orchitis: a case report]. | journal = Hinyokika Kiyo | volume = 58 | issue = 1 | pages = 53-5 | month = Jan | year = 2012 | doi =  | PMID = 22343746 }}</ref>
*Tertiary [[syphilis]] - classically, plasma cell rich.<ref name=pmid22343746>{{Cite journal  | last1 = Sekita | first1 = N. | last2 = Nishikawa | first2 = R. | last3 = Fujimura | first3 = M. | last4 = Sugano | first4 = I. | last5 = Mikami | first5 = K. | title = [Syphilitic orchitis: a case report]. | journal = Hinyokika Kiyo | volume = 58 | issue = 1 | pages = 53-5 | month = Jan | year = 2012 | doi =  | PMID = 22343746 }}</ref>
**Syphilis, unlike other infections of the GU tract, is said to affect the testis before the epididymis.<ref name=Ref_WMSP364>{{Ref WMSP|364}}</ref>
**Syphilis, unlike other infections of the GU tract, is said to affect the testis before the epididymis.<ref name=Ref_WMSP364>{{Ref WMSP|364}}</ref>
*[[Tuberculosis]].
*[[Tuberculosis]].
 
*[[Lymphoma]].<ref name=pmid21458170/>
===Microscopic===
*[[Malakoplakia]].<ref name=pmid21458170/>
Features:
*[[Granuloma]]s +/- [[necrosis]].
*[[Plasma cell]]s - esp. in syphilis.<ref name=pmid22343746/>


===Stains===
===Stains===
*AFB +ve/-ve -- for tuberculosis.
*AFB -ve -- for tuberculosis.
*[[Dieterle stain]] +ve/-ve -- for syphilis.
*[[Dieterle stain]] -ve -- for syphilis.


=Premalignant=
=Premalignant=
Michael
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