Difference between revisions of "Female adnexal tumour of probable Wolffian origin"

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| Name      = {{PAGENAME}}
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| Stains    =
| IHC        =
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| Site      = adnexa ([[ovary]])
| Assdx      =
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| Prevalence = very rare
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| Prognosis  = usu. benign
| Other      =
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'''Female adnexal tumour of probable Wolffian origin''', abbreviated '''FATWO''', is a rare usually benign tumour.
'''Female adnexal tumour of probable Wolffian origin''', abbreviated '''FATWO''', is a rare usually benign tumour.


Revision as of 00:03, 28 November 2013

Female adnexal tumour of probable Wolffian origin
Diagnosis in short
Site adnexa (ovary)
Prevalence very rare
Prognosis usu. benign

Female adnexal tumour of probable Wolffian origin, abbreviated FATWO, is a rare usually benign tumour.

It is also known as Wolffian adnexal tumour, abbreviated WAT.

General

  • Super rare.[1]
  • Usually benign.
    • May be malignant.[2]

Gross

Adnexal location - as the name suggests:[3]

  • Broad ligament of ovary.
  • Mesosalpinx.
  • Ovarian hilus - less common.

Microscopic

Features:[3]

  • Variable architecture:
    • Tubular or glandular.
    • Solid - spindle cells.
    • Multicystic.

DDx:

Images

  • FATWO - intermed. mag.

  • FATWO - high mag.

  • FATWO - very high mag.

IHC

Features:[3]

  • Vimentin +ve.
  • AE1/AE3 +ve.
  • CAM5.2 +ve.
  • CK7 +ve -- focal, sometimes -ve.
  • AR +ve ~80% of cases.
  • Inhibin +ve ~70% of cases.

Others:[3]

  • CK20 -ve.
  • mCEA -ve.

See also

References

  1. ↑ Tianmin, X.; Weiqim, C.; Mianhua, C.; Xiaocui, L.; Hongwen, G.; Min, Y. (2012). "Tumor of the mesosalpinx: case report of a female adnexal tumor of probable Wolffian origin.". Eur J Gynaecol Oncol 33 (2): 233-5. PMID 22611973.
  2. ↑ Heller, DS.; Kadire, B.; Cracchiolo, B.. "Malignant female adnexal tumor of probable Wolffian origin: a case report.". J Reprod Med 56 (3-4): 175-7. PMID 21542539.
  3. ↑ 3.0 3.1 3.2 3.3 Devouassoux-Shisheboran, M.; Silver, SA.; Tavassoli, FA. (Jul 1999). "Wolffian adnexal tumor, so-called female adnexal tumor of probable Wolffian origin (FATWO): immunohistochemical evidence in support of a Wolffian origin.". Hum Pathol 30 (7): 856-63. PMID 10414506.
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