摘要
Tostudytheclinicalpathologicalcharacteristicsanddifferentiationdiagnosisofthechondroidparachordomafromprimarytumorsormetastatictoulna,femurandradius.MethodsThreecasesofprimarychondroidparachordomaoftheulma,femurandradiuswerestudiedbyhistopathologicalobservationandimmunohistochemicalstainingandbypathologicalconsultation.ResultsThehistologicalfeaturesoftumorwerecomposedoftwothechordomaceilssubtotalandthechondrosareomaceilsofsmall-portio.Thetumorwasarrangedvaryinsizesoflobularandbrinkoflobularwereseplumsmallgirderofchondroid,orthetissuefiber.Thetumorcellsweredistributedsheet,trabeculawithorisland-likeintheintralobular,andthetumorceilswerevaryinsizeandthekaryonheterotypicwerenopatentandthecytoplasmofrichshowslargevacuole.Thechondroidosarcomasintra-lobularwereviewedceilsbothnucleusanduninuclearofchondrolacunaeandthestromawerehyalingcartilagewithorblennoidinthemesenchyma,andthatpictureoftypicalchondrosarcoma.EMA,CK,Vimentin,S-100protein,NSEwithimmunohistochemicalmethod(ABC)stainingwerepositiveandDesmin,CD34negativeinthealloftumorcells.Thechondroidparachodomawasdiagnosedinthepathologicalread-section-conferenceandconsulation.ConclusionPrimaryulna,femurandradiuschondroidparachordomaisarareinrateofneoplasmandisdiagnoseddiflqculdy.Immunohistochemicalmethodwouldbehelpfultodiagnosis.
出版日期
2004年03月13日（中国期刊网平台首次上网日期，不代表论文的发表时间）
