48,470
edits
Difference between revisions of "Benign lymphoepithelial lesion"
Jump to navigation
Jump to search
Benign lymphoepithelial lesion (view source)
Revision as of 05:20, 27 July 2014
, 05:20, 27 July 2014split out
(redirect w/ cat.) |
(split out) |
||
| Line 1: | Line 1: | ||
'''Benign lymphoepithelial lesion''', also known as '''benign lymphoepithelial cyst''', is a rare benign lesion of the [[head and neck pathology|head and neck]]. | |||
==General== | |||
*Usually parotid gland. | |||
*Associated with autoimmune disease, e.g. [[Sjoegren disease]], may not remain benign.<ref name=pmid12058269>{{Cite journal | last1 = Goto | first1 = TK. | last2 = Shimizu | first2 = M. | last3 = Kobayashi | first3 = I. | last4 = Chikui | first4 = T. | last5 = Kanda | first5 = S. | last6 = Toshitani | first6 = K. | last7 = Shiratsuchi | first7 = Y. | last8 = Yoshida | first8 = K. | title = Lymphoepithelial lesion of the parotid gland. | journal = Dentomaxillofac Radiol | volume = 31 | issue = 3 | pages = 198-203 | month = May | year = 2002 | doi = 10.1038/sj/dmfr/4600690 | PMID = 12058269 }}</ref> | |||
==Microscopic== | |||
Features: | |||
*Lymphocytes. | |||
*Ductal epithelial cells.<ref name=pmid12761623>{{Cite journal | last1 = Metwaly | first1 = H. | last2 = Cheng | first2 = J. | last3 = Ida-Yonemochi | first3 = H. | last4 = Ohshiro | first4 = K. | last5 = Jen | first5 = KY. | last6 = Liu | first6 = AR. | last7 = Saku | first7 = T. | title = Vascular endothelial cell participation in formation of lymphoepithelial lesions (epi-myoepithelial islands) in lymphoepithelial sialadenitis (benign lymphoepithelial lesion). | journal = Virchows Arch | volume = 443 | issue = 1 | pages = 17-27 | month = Jul | year = 2003 | doi = 10.1007/s00428-003-0824-0 | PMID = 12761623 }}</ref> | |||
Note: | |||
*'''Must''' rule-out (MALT) [[MALT lymphoma|lymphoma]]. | |||
==IHC== | |||
*CD20, CD3 -- mixed population. | |||
*Kappa ~ lambda. | |||
==See also== | |||
*[[Head and neck pathology]]. | |||
==References== | |||
{{Reflist|1}} | |||
[[Category:Head and neck pathology]] | |||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||