摘要
目的 :观察原发于泪腺恶性肌上皮瘤的临床病理学特点 ,为临床诊断和治疗提供依据。方法 :对 4岁男孩泪腺恶性肌上皮瘤患者的肿瘤组织进行光镜、电镜观察。结果 :在光镜下 ,瘤组织以类圆形细胞为主 ,有异形性 ,可见病理性核分裂相 ;超微结构 :胞浆内可见明确的肌丝和密体。结论
Objective:To investigate the clinicopathologic Characteristics and histogenesis of primary malignant myoepithioma of the lacrmal gland.Methods:The tumor at the right orbit of a 4-yr.boy was excised and examined histologically—by light microscope and light transmission electron microscope.Results:Numerous oval cells with rather large nucleus were a seen under light microscope.Actin、EMA、myoglobin、GFAP and S-100 were negative.Myofilaments and dense bodies were seen diotinctty under electron microscope.Conclusion:This is a case of malignant myoepithelioma of the lacrimal gland.By the pathologic characteristics of malignant myoepithelioma,it is possible to make the right diaynosis.
出处
《眼科》
CAS
2001年第2期95-96,94,W010,共4页
Ophthalmology in China
关键词
泪器疾病
肌上皮瘤
免疫组化
超微结构
lacrimal appsratas diseases
myoepithelioma
immunohistochemistry
ultrastructure
