16例涎腺肌上皮肿瘤临床病理及免疫组化分析
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P63、Calponin和D2-40在涎腺肿瘤肌上皮细胞中的表达及意义唐文军;周静萍【摘要】OBJECTIVE: To analyze the expressions of P63, Calponin and D2-40 in myoepithelial cells of salivary gland tumors and to investigate the value of D2-40 in identification of myoepithelial cells in salivary gland tumor.METHODS: Various types of salivary gland tumor specimens were collected during surgeries in affiliated Yijishan Hospital from January 2004 to January 2010. We used immunohistochemical technique (S-P) to examine the expressions of P63, Calponin and D2-40 in each salivary gland tumor organization. RESULTS: P63, Calponin, D2-40 were expressed in myoepithelial cells, and the expressions of P63, Calponin,D2-40 were 82.14%, 76.79% and 66.07%, respectively. D2-40was expressed in polymorphic adenomas, adenoid cystic carcinoma, epithelial-myoepithelial carcinoma and the expressions were 94.12%, 61.90% and 66.67%, respectively. D2-40 was not expressed in malignant polymorphic adenomas. The expression of D2-40 in polymorphic adenomas, tissues adjacent to the salivary gland malignancy and the cancerous tissues showed decreasing expressions that were significant (P < 0.05). CONCLUSION: D2-40 could be one kind of ideal salivary gland tumor myoepithelial cell marker. Low expression of D2-40 is probably an indicator of malignant progresion of salivary gland tumor.%目的:分析P63、Calponin、D2-40在各型涎腺肿瘤肌上皮细胞中的表达情况,探讨D2-40标记涎腺肿瘤肌上皮细胞的价值.方法:收集附属弋矶山医院2004年1月至2010年1月的6年间,手术切除的各型涎腺肿瘤标本切片作为研究材料.采用免疫组化SP法检测各型涎腺肿瘤组织中P63、Calponin、D2-40的表达.结果:P63、Calponin、D2-40均表达于肌上皮细胞,在各型涎腺肿瘤中总的表达率分别为82.14%、76.79%、66.07%.D2-40在多形性腺瘤、腺样囊性癌、上皮-肌上皮癌均有表达,表达率分别为94.12%、61.90%、66.67%,在恶性多形性腺瘤中未见表达.D2-40在多形性腺瘤、涎腺恶性肿瘤的癌旁组织、癌组织中均出现阳性表达,并以此为序其阳性表达率呈递减趋势,且3者间表达率的差异具有统计学意义(P<0.05).结论:D2-40是一种较好的涎腺肿瘤肌上皮细胞的标记物;D2-40的低水平表达可能是涎腺肿瘤恶化的活跃指标之一.【期刊名称】《癌变·畸变·突变》【年(卷),期】2011(023)001【总页数】4页(P54-57)【关键词】p63;Calponin;D2-40;腺肿瘤;肌上皮细胞【作者】唐文军;周静萍【作者单位】皖南医学院口腔内科教研室,安徽,芜湖,241000;皖南医学院口腔内科教研室,安徽,芜湖,241000【正文语种】中文【中图分类】R739.8涎腺肿瘤是口腔颌面部常见的肿瘤,约占全部口腔颌面部肿瘤疾患的1/5,但其发生发展机制至今尚不明了。
神经内分泌肿瘤。
因其预后可能相对较差,不同于预后好的单纯型黏液癌[6]。
本例特点为黏液背景丰富,细胞呈巢状排列,同时也具有神经内分泌表型,易与乳腺B型黏液癌混淆。
但本例肿瘤有2个神经内分泌标记呈弥漫阳性,这是黏液癌所不具有的特点,故而诊断乳腺黏液型神经内分泌肿瘤更为确切。
(2)乳腺实性乳头状癌,分为原位癌和浸润癌,原位癌区域肿瘤呈实性乳头状膨胀性生长,透明变性的纤细间质轴心形成分支、乳头状支架,其上被覆紧密拥挤的多层上皮细胞群,核类圆形或长梭形,核级别较低,核仁不明显,可见核沟,流水样或漩涡样排列,乳头周围癌细胞栅栏状排列,多数肿瘤可产生黏液,一般黏液较少,同时具有神经内分泌标记。
浸润区也可呈实性乳头状膨胀性生长或蟹足状浸润,甚至合并其它类型乳腺癌[7]。
即使合并其它类型的乳腺癌,仍可找到特征性的实性乳头状膨胀性生长区域,这是其它肿瘤所不具有的特点。
在大多数文献中包括WHO(2012)乳腺肿瘤分类,约50%的病例表达神经内分泌标记。
文献[8]指出乳腺实性乳头状癌是一组具有相似组织学特征的异质性乳腺癌,并不能与乳腺神经内分泌肿瘤等同。
本例肿瘤背景黏液较为丰富,有2个神经内分泌标记弥漫阳性,同时未见实性乳头状癌的实性乳头状膨胀性生长区域,根据这些形态特征及免疫表型,可资鉴别。
手术切除是目前乳腺神经内分泌肿瘤的主要治疗方法,如改良根治术及保乳术,本例患者行右侧腋窝前哨淋巴结活检+右侧乳腺单纯切除术+右侧腋窝低位组清扫术。
张印春等[9]研究结果提示乳腺神经内分泌肿瘤单纯乳腺神经内分泌癌的TNM分期相对较低,不易发生淋巴结转移,预后较好。
本例患者前哨淋巴结活检及腋下淋巴结清扫标本均未见淋巴结转移。
有关文献[10]报道乳腺神经内分泌肿瘤患者ER、PR均阳性率较高,而HER-2阳性率较低,可接受内分泌治疗,预后较好。
本例患者整个病程较长,发展较缓慢,ER、PR均阳性,Ki-67增殖指数较低,也提示肿瘤恶性程度相对较低。
涎腺多形性低度恶性腺癌和腺样囊性癌临床病理和免疫组化对比宋晓陵;张玮;陈盛【期刊名称】《临床与实验病理学杂志》【年(卷),期】2011(27)7【摘要】目的探讨涎腺多形性低度恶性腺癌(polymorphous low-grade adenocarcinoma,PLGA)和腺样囊性癌(adenoid cystic carcinoma,ACC)的鉴别诊断.方法收集10例PLGA和12例对照组ACC,对比观察2组肿瘤的临床和组织学特征,并行c-kit、Galection-3、α-SMA、p63和 Ki-67免疫组化染色.结果该组PLGA占同期小涎腺恶性肿瘤的6.9%,肿瘤全部位于口腔内,80%发生在腭部.组织学上呈筛状、管状和实性生长方式,浸润性边缘和嗜神经性为PLGA和ACC所共有,但PLGA瘤细胞形态单一、圆形或立方状,细胞核呈温和的泡状核,排列成多种结构,包括管状、梁状、乳头状、乳头囊状、小叶状,筛状、细索状等,常可见形态一至的单层细胞导管、单排溪流样和靶环状生长方式.免疫组化染色显示5种标记物在PLGA和ACC中均有表达,但表达程度和方式有所不同.结论 PLGA是少见的小涎腺恶性肿瘤,好发于腭部;组织病理学特点是鉴别PLGA和ACC的最可靠标准,温和的细胞形态和高度变异的生长方式是PLGA的特征;c-kit、Galetion-3、α-SMA,、p63均非PLGA或ACC的特异性标记物,只能在支持形态学诊断时作为辅助参考.%Purpose To investigate the differential diagnosis between adenoid cystic carcinoma ( ACC ) and polymorphous low-grade adenocarcinoma ( PLGA ). Methods 10 cases of PLGA and 12 comparison cases of ACC were retrieved, the comparison of the clinical and histological features intwo groups of tumor, immunohistochemical staining for c-kit、galection-3、α-SMA、p63 and Ki-67 were performed. Results The total of PLGA accounted for 6. 9% of minor salivary gland malignant tumor in the same period, the tumors were all intraoral and 80% occurred in the palate. Histologically, PLGA shared cribriform, tuhular and solid patterns. infiltrative borders and neurotropism with ACC. However, tumor cells in PLGA were uniform, round to cuhoidal with bland vesicular nuclei, arranged in diverse architectural patterns, including tubular, trabecular, papillary, papillary-cystic, lobular, cribriform, strand-like and so on,the tubules were lined by a single layer of monomorphic tumor cells , single filing of tumor cells and targetoid patterns were usually seen in PLGJA. Immunohistochemical staining showed that expression extent and pattern of the five markers were different in the two tumors.Conclusions PLGA isa rare malignant tumor of minor salivary gland with a predilection for the palate; Histopathological features remain the most reliable criteria to distinguish hetween these two tumours . PLGA is characterized by hland-looking tumour cells and highly variable growth patterns. C-kit、galection-3 、α-SMA、p63 does not appear to be an speical marker for ACC or PLGA, and immunohistochemistry may he only used to support morphologic dignosis as an adjunctive method.【总页数】5页(P693-697)【作者】宋晓陵;张玮;陈盛【作者单位】南京医科大学口腔研究所/口腔病理科,南京,210029;南京医科大学口腔研究所/口腔病理科,南京,210029;南京医科大学口腔研究所/口腔病理科,南京,210029【正文语种】中文【中图分类】R736;R739.87【相关文献】1.免疫组化染色观察FOXM1在涎腺腺样囊性癌的表达 [J], 丁旭;李怀奇;张玮;陈盛;吴煜农;武和明2.乳腺腺样囊性癌与涎腺腺样囊性癌的临床病理分析及比较 [J], 朱鸿;傅静;李科;王雷;刘丹丹;徐钢;宋林红3.涎腺多形性低度恶性腺癌3例临床病理分析 [J], 李丹;常筱颖;杨向红;高霭峰4.涎腺腺样囊性癌的免疫组化研究 [J], 王淑珍;胡永升5.涎腺腺样囊性癌CKs及MSA免疫组化观察 [J], 刘荣森;袁志萍;张海钟因版权原因,仅展示原文概要,查看原文内容请购买。
涎腺腺泡细胞癌临床病理分析涎腺腺泡细胞癌(salivary acinic cell carcinoma)是一种罕见的恶性肿瘤,起源于唾液腺的腺泡细胞,其病理特点和临床表现在很大程度上决定了该疾病的诊断和治疗方案。
本文将对涎腺腺泡细胞癌的病理特点进行详细分析。
一、涎腺腺泡细胞癌的病理特点涎腺腺泡细胞癌是一种多形性肿瘤,其形态学特点主要包括以下几个方面:1. 组织学特征涎腺腺泡细胞癌的组织学特征与正常腺泡细胞明显不同。
在病理切片中,可见癌细胞形态不规则,排列呈实腺状,细胞质呈玻璃状,胞质丰富,核深染。
癌细胞形态的异质性对诊断和鉴别诊断有重要意义。
2. 免疫组化特征涎腺腺泡细胞癌的免疫表型特点是其诊断的关键之一。
常用的免疫组化标记包括CK7、CK19、CK14、EMA、S-100、Ki-67等。
其中,CK19在涎腺腺泡细胞癌中表达较强,是其特异性免疫标记。
3. 分子遗传学特点涎腺腺泡细胞癌的分子遗传学特点是近年来研究的热点之一。
研究发现,该肿瘤的发生与部分基因的突变或异常表达密切相关。
如MYB-NFIB融合基因突变在涎腺腺泡细胞癌中常见,因此可用于辅助诊断。
二、涎腺腺泡细胞癌的临床表现涎腺腺泡细胞癌的临床表现具有一定的多样性,主要包括以下几个方面:1. 肿瘤部位涎腺腺泡细胞癌最常见于腮腺,其次是颌下腺和舌下腺。
少数病例也可见于其他唾液腺。
2. 疼痛和肿块患者常以颌下腺区域的局部疼痛和肿块就诊,有时可伴有面部肿胀和压痛。
3. 淋巴结转移涎腺腺泡细胞癌具有较高的淋巴结转移率,患者出现颌下、锁骨上等区域的淋巴结肿大,提示疾病的进展。
4. 远处转移少数病例可能出现远处器官的转移,如肺、肝、骨等,为晚期病例的典型表现。
三、涎腺腺泡细胞癌的治疗策略涎腺腺泡细胞癌的治疗策略主要包括手术治疗、放射治疗和化学治疗。
1. 手术治疗对于早期涎腺腺泡细胞癌,手术切除是首选治疗方法。
根据病变部位和范围的不同,可选择行局部切除、腮腺切除或颌下腺切除等手术方式。
第29卷第5期中国组织化学与细胞化学杂志Vol.29.No.5 2020年10月CHINESE JOURNAL OF HISTOCHEMISTRY AND CYTOCHEMISTRY October.2020腮腺分泌性癌2例临床病理分析王晶晶*,石祥,周先荣(武汉大学人民医院潜江医院病理科,潜江433100)〔摘要〕目的探讨涎腺分泌性癌(mammary analogue secretory carcinoma,MASC)的临床病理特征。
方法收集2014年1月至2020年4月于武汉大学人民医院潜江医院就诊的16例涎腺腺癌患者病例,观察其组织学形态及免疫组织化学特点,并复习相关文献,筛选岀2例涎腺分泌性癌。
结果2例均为男性,发病年龄分别为17岁、42岁,均发生于右侧腮腺,均表现为无痛单发性肿块。
2例组织学表现类似,镜下:肿瘤边界不清,呈分叶状结构,排列成微囊状、乳头状或筛状,胞质内可见黏液空泡和顶浆分泌,细胞核呈圆形,可见小核仁。
免疫表型:2例SOX-10,S-100阳性,DOG-1,P63阴性,过碘酸-雪夫(PAS)染色阳性。
结论MASC是一种少见的低度恶性涎腺上皮性肿瘤,易于误诊为涎腺腺泡细胞癌,组织学检查联合免疫组织化学染色,必要时可进行ETV6基因重排予以鉴别。
〔关键词〕分泌性癌;免疫组织化学表型;ETV6基因重排〔中图分类号〕R365〔文献标识码〕A DOI:10.16705/ki.1004-1850.2020.05.011Secretory carcinoma of the parotid gland:clinicopathological features of2casesWang Jingjing*,Shi Xiang,Zhou Xianrong(Department of P athology,Qianjiang Hospital of Wuhan University,Qianjiang433100,China)〔Abstract〕Objective To investigate the clinicopathological features of mammary analogue secretory carcinoma(MASC). Methods16cases of salivary adenocarcinoma admitted to Qianjiang Hospital of Wuhan University from January2014to April2020 were collected and two cases of salivary secretory carcinoma were screened out.The histological and immunohistochemical features were observed and the relevant literatures were reviewed.Results Both cases were male,and the ages of onset were17and42years old,respectively.The tumors were painless single masses on the right parotid gland.2cases had similar histological characteristics, presented unclear boundary,lobulated structure,arranged in a microcystic,papillary or cribriform structure.Mucinous vacuoles and apocrine secretion were observed in the cytoplasm,and the cell nucleus was round with visible small nucleoli.The immunohistochemical staining showed the2cases were positive for SOX-10,S-100and negative for DOG-1,P63,and periodic acid-Schiff(PAS)staining was positive.Conclusion MASC is a rare low-grade malignant salivary epithelial tumor,which is easy to be misdiagnosed as salivary acinic cell carcinoma.Histomorphological observation and immunohistochemical staining,and if necessary,ETV6gene rearrangement,can be performed to assist in differential diagnosis.〔Keywords〕Secretory carcinoma;immunohistochemical phenotype;ETV6gene rearrangement涎腺分泌」性癌(mammary analogue secretory carcinoma,MASC)是新近报道的一种较为少见的涎腺肿瘤,其形态学、免疫表型及分子遗传学特征类似于乳腺分泌性癌,于2017年被世界卫生组织(WHO)收录于头颈部肿瘤中,命名为涎腺分泌性癌。