p16和Ki-67蛋白在宮頸組織中的表達(dá)及其對(duì)宮頸早期癌變的預(yù)警作用
發(fā)布時(shí)間:2019-05-11 08:15
【摘要】:目的免疫分析研究p16和Ki-67蛋白在宮頸組織中的表達(dá)及在宮頸病變中的診斷價(jià)值。方法回顧性分析門診行宮頸活檢患者466例病理資料。比較各個(gè)病理結(jié)果的好發(fā)年齡分布規(guī)律;并分別單獨(dú)進(jìn)行p16、Ki-67免疫染色分析,每份標(biāo)本切片并單獨(dú)行HE常規(guī)染色。p16及Ki-67染色采用SP法。結(jié)果癌前病變高發(fā)年齡為30~49歲,占比76.78%(43/56),宮頸癌高發(fā)年齡為40~55歲,占比81.81%(9/11)。其中鱗癌8例占癌癥比例72.72%,腺癌2例,占癌癥比例18.18%;p16染色各級(jí)別宮頸上皮內(nèi)瘤變(CIN)以及宮頸癌與正常宮頸比較,差異均有統(tǒng)計(jì)學(xué)意義(P0.05),在宮頸高度病變CINⅢ和宮頸癌中的陽性表達(dá)率均為100%,差異無統(tǒng)計(jì)學(xué)意義(P0.05);p16強(qiáng)陽性表達(dá),CINⅠ與CINⅡ、CINⅢ、宮頸癌比較差異均有統(tǒng)計(jì)學(xué)意義(P0.05),其余各組差異無統(tǒng)計(jì)學(xué)意義(P0.05),在高度瘤變CINⅢ及宮頸癌中,p16均為強(qiáng)陽性表達(dá);宮頸基底細(xì)胞增生p16陽性表達(dá)與CINⅠ相比較,差異有統(tǒng)計(jì)學(xué)意義(P0.05);Ki-67染色中與正常宮頸比較:CINⅠ差異無統(tǒng)計(jì)學(xué)意義(P0.05),CINⅡ、CINⅢ、宮頸癌差異均有統(tǒng)計(jì)學(xué)意義(P0.05);Ki-67著色強(qiáng)陽性(++~+++)CINⅠ與CINⅡ、CINⅢ、宮頸癌比較差異均有統(tǒng)計(jì)學(xué)意義(P0.05),其余各組差異無統(tǒng)計(jì)學(xué)意義(P0.05),在宮頸癌中的強(qiáng)陽性表達(dá)率為100%;宮頸基底細(xì)胞增生的Ki-67陽性表達(dá)與CINⅠ相比較,差異無統(tǒng)計(jì)學(xué)意義(P0.05)。結(jié)論 30~49歲年齡段是女性宮頸病變高發(fā)年齡段;p16免疫染色病變程度隨宮頸疾病嚴(yán)重程度增加而增加,Ki-67免疫染色病變程度與宮頸疾病的嚴(yán)重程度呈正相關(guān)。p16相對(duì)于Ki-67染色,強(qiáng)陽性結(jié)果能地提示高度病變甚至宮頸癌。
[Abstract]:Objective to study the expression of p16 and Ki-67 proteins in cervical tissues and their diagnostic value in cervical lesions. Methods the pathological data of 466 out-patient cervical biopsies were analyzed retrospectively. The predilection age distribution of each pathological result was compared, and p16, Ki 鈮,
本文編號(hào):2474333
[Abstract]:Objective to study the expression of p16 and Ki-67 proteins in cervical tissues and their diagnostic value in cervical lesions. Methods the pathological data of 466 out-patient cervical biopsies were analyzed retrospectively. The predilection age distribution of each pathological result was compared, and p16, Ki 鈮,
本文編號(hào):2474333
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