Difference between revisions of "Kidney tumours"

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Kidney tumours (view source)

Revision as of 05:15, 7 March 2013

338 bytes added ,  05:15, 7 March 2013
→‎Angiomyolipoma: more
m (→‎Microscopic: adrenal)
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***More often bilateral.
***More often bilateral.
***Usually bigger.
***Usually bigger.
*There is a suggestion that an ''epithelioid'' variant is more worisome.<ref name=pmid12352384>{{Cite journal  | last1 = Nelson | first1 = CP. | last2 = Sanda | first2 = MG. | title = Contemporary diagnosis and management of renal angiomyolipoma. | journal = J Urol | volume = 168 | issue = 4 Pt 1 | pages = 1315-25 | month = Oct | year = 2002 | doi = 10.1097/01.ju.0000028200.86216.b2 | PMID = 12352384 }}</ref>
**This is not confirmed by all studies.<ref name=pmid18852677>{{Cite journal  | last1 = Aydin | first1 = H. | last2 = Magi-Galluzzi | first2 = C. | last3 = Lane | first3 = BR. | last4 = Sercia | first4 = L. | last5 = Lopez | first5 = JI. | last6 = Rini | first6 = BI. | last7 = Zhou | first7 = M. | title = Renal angiomyolipoma: clinicopathologic study of 194 cases with emphasis on the epithelioid histology and tuberous sclerosis association. | journal = Am J Surg Pathol | volume = 33 | issue = 2 | pages = 289-97 | month = Feb | year = 2009 | doi = 10.1097/PAS.0b013e31817ed7a6 | PMID = 18852677 }}</ref>


===Microscopic===
===Microscopic===
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*Abundant blood vessels.
*Abundant blood vessels.


Notes:
====Epithelioid angiomyolipoma====
*There is a suggestion that an ''epithelioid'' variant is more worisome.<ref name=pmid12352384>{{Cite journal  | last1 = Nelson | first1 = CP. | last2 = Sanda | first2 = MG. | title = Contemporary diagnosis and management of renal angiomyolipoma. | journal = J Urol | volume = 168 | issue = 4 Pt 1 | pages = 1315-25 | month = Oct | year = 2002 | doi = 10.1097/01.ju.0000028200.86216.b2 | PMID = 12352384 }}</ref>
Features:
**This is not confirmed by all studies.<ref name=pmid18852677>{{Cite journal  | last1 = Aydin | first1 = H. | last2 = Magi-Galluzzi | first2 = C. | last3 = Lane | first3 = BR. | last4 = Sercia | first4 = L. | last5 = Lopez | first5 = JI. | last6 = Rini | first6 = BI. | last7 = Zhou | first7 = M. | title = Renal angiomyolipoma: clinicopathologic study of 194 cases with emphasis on the epithelioid histology and tuberous sclerosis association. | journal = Am J Surg Pathol | volume = 33 | issue = 2 | pages = 289-97 | month = Feb | year = 2009 | doi = 10.1097/PAS.0b013e31817ed7a6 | PMID = 18852677 }}</ref>
*Carcinoma-like morphology.
*+/-Spindle cells.
*"High grade" nuclei.
**Pleomorphic nuclei.


DDx:
DDx:
*[[Clear cell renal cell carcinoma]] eosinophilic variant - esp. if epithelioid.
*[[Clear cell renal cell carcinoma]] eosinophilic variant - esp. if epithelioid.
Images:
*[http://bjr.birjournals.org/content/82/984/e249/F3.expansion.html Epithelioid AML (birjournals.org)].
*[http://radiographics.rsna.org/content/30/6/1525/F2.expansion.html Epithelioid AML (rsna.org)].


====Cytologic====
====Cytologic====
Michael
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