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| ==Adenomatoid tumour== | | ==Adenomatoid tumour== |
| :Should '''not''' be confused with ''[[Adamantinoma]]'' - a bone tumour. | | :Should '''not''' be confused with the [[bone tumour]] ''[[adamantinoma]]''. |
| ===General===
| | {{Main|Adenomatoid tumour}} |
| *Grossly mimics leiomyoma.<ref name=pmid8543111>{{Cite journal | last1 = Huang | first1 = CC. | last2 = Chang | first2 = DY. | last3 = Chen | first3 = CK. | last4 = Chou | first4 = YY. | last5 = Huang | first5 = SC. | title = Adenomatoid tumor of the female genital tract. | journal = Int J Gynaecol Obstet | volume = 50 | issue = 3 | pages = 275-80 | month = Sep | year = 1995 | doi = | PMID = 8543111 }}
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| </ref>
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| *Benign tumour - derived from mesothelium.
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| *May be seen paratesticular.<ref name=pmid20223139>{{Cite journal | last1 = González Resina | first1 = R. | last2 = Carranza Carranza | first2 = A. | last3 = Congregado Córdoba | first3 = J. | last4 = Conde Sánchez | first4 = JM. | last5 = Congregado Ruiz | first5 = CB. | last6 = Medina López | first6 = R. | title = [Paratesticular adenomatoid tumor: a report of nine cases]. | journal = Actas Urol Esp | volume = 34 | issue = 1 | pages = 95-100 | month = Jan | year = 2010 | doi = | PMID = 20223139 }}
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| </ref>
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| ===Microscopic===
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| Features:<ref>{{Ref GP|346}}</ref>
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| *Well-circumscribed lesion; however, ''not'' encapsulated.
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| *Small tubulocystic spaces lined by cytologically normal mesothelium.
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| **These pseudotubular spaces are crossed by "thread-like bridging strands" - '''key feature'''.<ref name=pmid19543245>{{Cite journal | last1 = Sangoi | first1 = AR. | last2 = McKenney | first2 = JK. | last3 = Schwartz | first3 = EJ. | last4 = Rouse | first4 = RV. | last5 = Longacre | first5 = TA. | title = Adenomatoid tumors of the female and male genital tracts: a clinicopathological and immunohistochemical study of 44 cases. | journal = Mod Pathol | volume = 22 | issue = 9 | pages = 1228-35 | month = Sep | year = 2009 | doi = 10.1038/modpathol.2009.90 | PMID = 19543245 }}</ref><ref name=pmid14571427>{{Cite journal | last1 = Hes | first1 = O. | last2 = Perez-Montiel | first2 = DM. | last3 = Alvarado Cabrero | first3 = I. | last4 = Zamecnik | first4 = M. | last5 = Podhola | first5 = M. | last6 = Sulc | first6 = M. | last7 = Hora | first7 = M. | last8 = Mukensnabl | first8 = P. | last9 = Zalud | first9 = R. | title = Thread-like bridging strands: a morphologic feature present in all adenomatoid tumors. | journal = Ann Diagn Pathol | volume = 7 | issue = 5 | pages = 273-7 | month = Oct | year = 2003 | doi = | PMID = 14571427 }}</ref>
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| DDx:
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| *[[Lymphangioma]].
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| *[[Leiomyoma]].
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| ====Images====
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| <gallery>
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| Image:Adenomatoid_tumour_-_low_mag.jpg | Adenomatoid tumour - low mag. (WC)
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| Image:Adenomatoid_tumour_-_intermed_mag.jpg | Adenomatoid tumour - intermed. mag. (WC)
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| Image:Adenomatoid_tumour_-_high_mag.jpg | Adenomatoid tumour - high mag. (WC)
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| Image:Adenomatoid_tumour_-b-_very_high_mag.jpg | Adenomatoid tumour - very high mag. (WC)
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| </gallery>
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| ===IHC===
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| Features:<ref name=pmid16548294>{{Cite journal | last1 = Canedo-Patzi | first1 = AM. | last2 = León-Bojorge | first2 = B. | last3 = de Ortíz-Hidalgo | first3 = C. | title = [Adenomatoid tumor of the genital tract. Clinical, pathological and immunohistochemical study in 9 cases] | journal = Gac Med Mex | volume = 142 | issue = 1 | pages = 59-66 | month = | year = | doi = | PMID = 16548294 }}
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| </ref>
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| *Calretinin +ve.
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| *AE1/AE3 +ve.
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| *CD31 -ve.
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| *CK7 +ve.<ref>Latta, E. 9 December 2009.</ref>
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| =Uncertain malignant potential= | | =Uncertain malignant potential= |