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本文报告50例子宫内膜腺癌DNA含量,并选11例非癌病变为对照。所有病例存档蜡块标本,重新作5μm切片,Feulgen反应染色,以医用细胞图像处理系统,作细胞DNA分析。结果:子宫内膜癌2C(21.86%),3~4C(41.77%),5C(13.75%),>5C(22.60%);增生期宫内膜依DNA含量顺序为24.13%、61.36%、11.03%、3.46%;囊性宫内膜增殖为27%、60.37%、7.96%、4.62%;宫内膜增生过长为26.95%、65.5%、6.6%、0.9%,其DNA含量在5C以上宫内膜癌为36.6%,增生期宫内膜、囊性宫内膜增殖和宫内膜增生过长,依次含量分别为14.49%、12.58%和7.5%;子宫内膜癌组织学仅见Ⅲ级,未出现Ⅳ级,DNA含量>5C,Ⅰ级占27.66%,Ⅱ级占29.34%,Ⅲ级含量剧增达62.24%。说明非整倍体机率随病分级的增加而增加,并认为在临床上作细胞DNA测定,有助于客观判断分析肿瘤生物学特性。
This article reports 50 cases of endometrial adenocarcinoma DNA content, and eleven cases of non-cancerous lesions as a control. All cases were preserved wax specimens, re-made 5μm sections, Feulgen reaction staining, medical cell image processing system for DNA analysis. Results: The endometrial carcinoma of the endometrium in the proliferative phase was found to have a higher level of DNA (21.86%), 3 ~ 4C (41.77%), 5C (13.75%) and> 5C Which was 24.13%, 61.36%, 11.03% and 3.46% respectively. The cystic endometrial hyperplasia was 27%, 60.37%, 7.96% and 4.62% Too long for 26.95%, 65.5%, 6.6%, 0.9%, the DNA content of 5C above the endometrial cancer was 36.6%, proliferative endometrial, cystic endometrium Proliferation and endometrial hyperplasia were prolonged, followed by contents of 14.49%, 12.58% and 7.5% respectively; histological grade of endometrial carcinoma was grade Ⅲ only, grade Ⅳ did not appear, DNA content> 5C, grade Ⅰ Accounting for 27.66%, Ⅱ grade accounted for 29.34%, Ⅲ grade content increased dramatically up to 62.24%. It shows that the aneuploidy probability increases with the increase of disease grade, and it is considered that the determination of cell DNA in clinic can help to objectively judge the tumor biological characteristics.