Difference between revisions of "Adenomatous hyperplasia of the rete testis"
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'''Adenomatous hyperplasia of the rete testis''', also '''rete testis adenomatous hyperplasia''', is a rare benign lesion of the [[rete testis]] that may be confused with [[malignancy]].<ref name=pmid24311150>{{Cite journal | last1 = Martino | first1 = G. | last2 = Pasta | first2 = V. | last3 = Ciardi | first3 = A. | last4 = Palmieri | first4 = A. | last5 = Marinaccio | first5 = L. | last6 = Malavenda | first6 = MS. | last7 = Monti | first7 = M. | title = Rete testis adenomatous hyperplasia: our experience. | journal = Ann Ital Chir | volume = 84 | issue = ePub | pages = | month = Dec | year = 2013 | doi = | PMID = 24311150 }}</ref><ref name=pmid24596538>{{Cite journal | last1 = Ozgur | first1 = T. | last2 = Akin | first2 = MM. | last3 = Gokce | first3 = H. | last4 = Davarci | first4 = M. | title = Adenomatous hyperplasia of the rete testis: Not a true hyperplasia, just proliferation! | journal = Contemp Oncol (Pozn) | volume = 17 | issue = 5 | pages = 466-7 | month = | year = 2013 | doi = 10.5114/wo.2013.37227 | PMID = 24596538 }}</ref> | {{ Infobox diagnosis | ||
| Name = {{PAGENAME}} | |||
| Image = Adenomatous hyperplasia of the rete testis -- low mag.jpg | |||
| Width = | |||
| Caption = Adenomatous hyperplasia of the rete testis. [[H&E stain]]. | |||
| Synonyms = | |||
| Micro = epithelium with tubulopapillary or cribriform architecture separated by small amount of stroma | |||
| Subtypes = | |||
| LMDDx = [[adenocarcinoma of the rete testis]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = +/-testicular mass | |||
| Grossing = | |||
| Site = [[rete testis]] | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = typically an incidental finding | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = | |||
| Tx = inconsequential | |||
}} | |||
'''Adenomatous hyperplasia of the rete testis''' (abbreviated '''AHRT'''), also '''rete testis adenomatous hyperplasia''', is a rare benign lesion of the [[rete testis]] that may be confused with [[malignancy]].<ref name=pmid24311150>{{Cite journal | last1 = Martino | first1 = G. | last2 = Pasta | first2 = V. | last3 = Ciardi | first3 = A. | last4 = Palmieri | first4 = A. | last5 = Marinaccio | first5 = L. | last6 = Malavenda | first6 = MS. | last7 = Monti | first7 = M. | title = Rete testis adenomatous hyperplasia: our experience. | journal = Ann Ital Chir | volume = 84 | issue = ePub | pages = | month = Dec | year = 2013 | doi = | PMID = 24311150 }}</ref><ref name=pmid24596538>{{Cite journal | last1 = Ozgur | first1 = T. | last2 = Akin | first2 = MM. | last3 = Gokce | first3 = H. | last4 = Davarci | first4 = M. | title = Adenomatous hyperplasia of the rete testis: Not a true hyperplasia, just proliferation! | journal = Contemp Oncol (Pozn) | volume = 17 | issue = 5 | pages = 466-7 | month = | year = 2013 | doi = 10.5114/wo.2013.37227 | PMID = 24596538 }}</ref> | |||
==General== | |||
*Uncommon. | |||
*Often an incidental finding in an [[orchiectomy]] done for other reasons.<ref name=pmid12792886>{{Cite journal | last1 = Nistal | first1 = M. | last2 = Castillo | first2 = MC. | last3 = Regadera | first3 = J. | last4 = García-Cabezas | first4 = MA. | title = Adenomatous hyperplasia of the rete testis. A review and report of new cases. | journal = Histol Histopathol | volume = 18 | issue = 3 | pages = 741-52 | month = Jul | year = 2003 | doi = | PMID = 12792886 }}</ref> | |||
*Possibly related to [[testicular atrophy]].<ref name=pmid12549646>{{Cite journal | last1 = Uguz | first1 = A. | last2 = Gönlüşen | first2 = G. | last3 = Ergin | first3 = M. | last4 = Tunali | first4 = N. | title = Adenomatous hyperplasia of the rete testis: report of two cases. | journal = Int Urol Nephrol | volume = 34 | issue = 1 | pages = 87-9 | month = | year = 2002 | doi = | PMID = 12549646 }}</ref><ref>{{Cite journal | last1 = Butterworth | first1 = DM. | last2 = Bisset | first2 = DL. | title = Cribriform intra-tubular epididymal change and adenomatous hyperplasia of the rete testis--a consequence of testicular atrophy? | journal = Histopathology | volume = 21 | issue = 5 | pages = 435-8 | month = Nov | year = 1992 | doi = | PMID = 1452126 }}</ref> | |||
==Gross== | |||
*+/-Testicular mass. | |||
==Microscopic== | ==Microscopic== | ||
Features: | Features:<ref name=pmid24596538/> | ||
* | *Epithelium with tubulopapillary or cribriform architecture separated by small amount of stroma. | ||
DDx: | |||
*[[Adenocarcinoma of the rete testis]]. | |||
Images: | ===Images=== | ||
<gallery> | |||
Image: Adenomatous hyperplasia of the rete testis -- very low mag.jpg | AHRT - very low mag. | |||
Image: Adenomatous hyperplasia of the rete testis -- low mag.jpg | AHRT - low mag. | |||
Image: Adenomatous hyperplasia of the rete testis - alt -- low mag.jpg | AHRT - low mag. | |||
Image: Adenomatous hyperplasia of the rete testis -- intermed mag.jpg | AHRT - intermed. mag. | |||
Image: Adenomatous hyperplasia of the rete testis -- high mag.jpg | AHRT - high mag. | |||
</gallery> | |||
www: | |||
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3934021/figure/F0001/ AHRT (nih.gov)].<ref name=pmid24596538/> | *[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3934021/figure/F0001/ AHRT (nih.gov)].<ref name=pmid24596538/> | ||
Latest revision as of 02:31, 31 October 2015
Adenomatous hyperplasia of the rete testis (abbreviated AHRT), also rete testis adenomatous hyperplasia, is a rare benign lesion of the rete testis that may be confused with malignancy.[1][2]
| Adenomatous hyperplasia of the rete testis | |
|---|---|
| Diagnosis in short | |
 Adenomatous hyperplasia of the rete testis. H&E stain. | |
|
| |
| LM | epithelium with tubulopapillary or cribriform architecture separated by small amount of stroma |
| LM DDx | adenocarcinoma of the rete testis |
| Gross | +/-testicular mass |
| Site | rete testis |
|
| |
| Clinical history | typically an incidental finding |
| Prevalence | uncommon |
| Prognosis | benign |
| Treatment | inconsequential |
General
- Uncommon.
- Often an incidental finding in an orchiectomy done for other reasons.[3]
- Possibly related to testicular atrophy.[4][5]
Gross
- +/-Testicular mass.
Microscopic
Features:[2]
- Epithelium with tubulopapillary or cribriform architecture separated by small amount of stroma.
DDx:
Images
AHRT - very low mag.
AHRT - low mag.
AHRT - low mag.
AHRT - intermed. mag.
AHRT - high mag.
www:
See also
References
- ↑ Martino, G.; Pasta, V.; Ciardi, A.; Palmieri, A.; Marinaccio, L.; Malavenda, MS.; Monti, M. (Dec 2013). "Rete testis adenomatous hyperplasia: our experience.". Ann Ital Chir 84 (ePub). PMID 24311150.
- ↑ 2.0 2.1 2.2 Ozgur, T.; Akin, MM.; Gokce, H.; Davarci, M. (2013). "Adenomatous hyperplasia of the rete testis: Not a true hyperplasia, just proliferation!". Contemp Oncol (Pozn) 17 (5): 466-7. doi:10.5114/wo.2013.37227. PMID 24596538.
- ↑ Nistal, M.; Castillo, MC.; Regadera, J.; García-Cabezas, MA. (Jul 2003). "Adenomatous hyperplasia of the rete testis. A review and report of new cases.". Histol Histopathol 18 (3): 741-52. PMID 12792886.
- ↑ Uguz, A.; Gönlüşen, G.; Ergin, M.; Tunali, N. (2002). "Adenomatous hyperplasia of the rete testis: report of two cases.". Int Urol Nephrol 34 (1): 87-9. PMID 12549646.
- ↑ Butterworth, DM.; Bisset, DL. (Nov 1992). "Cribriform intra-tubular epididymal change and adenomatous hyperplasia of the rete testis--a consequence of testicular atrophy?". Histopathology 21 (5): 435-8. PMID 1452126.