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'''[[Epstein-Barr virus]]-associated smooth muscle tumour''' is a very uncommon [[soft tissue lesion]].<ref name=pmid16330945>{{Cite journal | last1 = Deyrup | first1 = AT. | last2 = Lee | first2 = VK. | last3 = Hill | first3 = CE. | last4 = Cheuk | first4 = W. | last5 = Toh | first5 = HC. | last6 = Kesavan | first6 = S. | last7 = Chan | first7 = EW. | last8 = Weiss | first8 = SW. | title = Epstein-Barr virus-associated smooth muscle tumors are distinctive mesenchymal tumors reflecting multiple infection events: a clinicopathologic and molecular analysis of 29 tumors from 19 patients. | journal = Am J Surg Pathol | volume = 30 | issue = 1 | pages = 75-82 | month = Jan | year = 2006 | doi = | PMID = 16330945 }}</ref> | '''[[Epstein-Barr virus]]-associated smooth muscle tumour''' is a very uncommon [[soft tissue lesions|soft tissue lesion]].<ref name=pmid16330945>{{Cite journal | last1 = Deyrup | first1 = AT. | last2 = Lee | first2 = VK. | last3 = Hill | first3 = CE. | last4 = Cheuk | first4 = W. | last5 = Toh | first5 = HC. | last6 = Kesavan | first6 = S. | last7 = Chan | first7 = EW. | last8 = Weiss | first8 = SW. | title = Epstein-Barr virus-associated smooth muscle tumors are distinctive mesenchymal tumors reflecting multiple infection events: a clinicopathologic and molecular analysis of 29 tumors from 19 patients. | journal = Am J Surg Pathol | volume = 30 | issue = 1 | pages = 75-82 | month = Jan | year = 2006 | doi = | PMID = 16330945 }}</ref> | ||
==General== | |||
*Immunosuppressed individuals. | |||
*Caused by [[Epstein-Barr virus]]. | |||
==Microscopic== | |||
Features: | |||
*Spindle cell lesion. | |||
DDx: | |||
*[[Gastrointestinal stromal tumour]]. | |||
*[[Leiomyosarcoma]]. | |||
==IHC== | |||
*SMA +ve | |||
*Desmin +ve/-ve. | |||
*CD34 -ve. | |||
*CD117 -ve. | |||
==References== | ==References== |
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