Squamous Intraepithelial Lesions

鳞状上皮内病变
  • 文章类型: Journal Article
    目的:这项研究的目的是确定接受转化区大环切除术(LLETZ)的患者人数,活检证实的高级别鳞状上皮内病变(HSIL),最初的宫颈筛查试验(CST)报告了致癌人乳头瘤病毒(HPV)和液基细胞学(LBC)阴性。这反映了在先前指南下不会发生LLETZ手术的患者数量。
    方法:回顾性观察性图表回顾所有患者(n=477)在36个月的时间内在一个三级单位接受LLETZ手术。组织病理学阴性的患病率,正利润率,偶发宫颈癌,并测量阴道镜下HSIL鉴定的准确性。计算初始阴道镜印模对HSIL诊断的诊断准确性;使用多变量逻辑回归分析评估影响准确性的因素。没有比较者。
    结果:在477个LLETZ中,在转诊CST中,有5.9%(n=28)为致癌HPV和正常LBC。“研究”(致癌HPV和转诊CST的正常LBC)和“标准”组之间的人口统计学相似,除了研究组不太可能使用避孕药(25%vs47%,p=.023)。在研究小组中,初次阴道镜宫颈活检证实有91.6%(n=27)的HSIL和3.6%(n=1)的低度鳞状上皮内病变.LLETZ标本的组织病理学剖析证实HSIL有20例(71.4%),低度鳞状上皮内病变有2例(7.1%)。没有检测到微侵袭。
    结论:更新的国家子宫颈筛查计划(NCSP),正在检测更多“有风险”的患者,预计在经过充分筛查的患者中,宫颈癌的发病率将进一步降低。
    OBJECTIVE: The aim of this study was to determine the number of patients undergoing large loop excision of the transformation zone (LLETZ), for biopsy-confirmed high-grade squamous intraepithelial lesions (HSIL), where the original cervical screening test (CST) reported oncogenic human papillomavirus (HPV) and negative liquid-based cytology (LBC). This reflects the number of patients where a LLETZ procedure would not have occurred under the previous guideline.
    METHODS: Retrospective observational chart review of all patients (n = 477) who underwent LLETZ procedure in a single tertiary unit over a 36-month period. Prevalence of negative histopathology, positive margins, incidental cervical cancer, and accuracy of HSIL identification at colposcopy were measured. Diagnostic accuracy of HSIL diagnosis from initial colposcopic impression was calculated; factors influencing accuracy were evaluated using multivariable logistic regression analysis. There were no comparators.
    RESULTS: Of 477 LLETZs, 5.9% (n = 28) were for oncogenic HPV and normal LBC on referral CST. Demographics between the \"study\" (oncogenic HPV and normal LBC on referral CST) and the \"standard\" group were similar, except the study group was less likely to be using contraception (25% vs 47%, p = .023). In the study group, initial colposcopic cervical biopsy confirmed HSIL in 91.6% (n = 27) and low-grade squamous intraepithelial lesions in 3.6% (n = 1). Histopathological analysis of LLETZ specimens confirmed HSIL in 20 patients (71.4%) and low-grade squamous intraepithelial lesions in 2 (7.1%). No microinvasion was detected.
    CONCLUSIONS: The renewed National Cervical Screening Programme (NCSP), is detecting more \"at risk\" patients, predicted to lead to a further reduction in incidence of cervical cancer in adequately screened patients.
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  • 文章类型: Journal Article
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  • 文章类型: Journal Article
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  • 文章类型: English Abstract
    Cervical cancer is one of the most common types of cancer in women. Cervical cancer screening is needed for the detection and treatment of cervical neoplastic lesions that can evolve to neoplasia and to reduce the incidence of cervical cancer. Recently, changes were made to increase the efficiency of the screening process such as employing the human papilloma virus detection test as the gold standard for cervical cancer screening and acknowledging the importance of adapting clinical practice to consider the risk of developing this neoplasia. Considering this paradigm shift, new clinical practice guidelines are now needed. For this purpose, a group of experts analyzed and discussed the most recent literature, defining recommendations and proposing clinical practice guidelines that focus on risk stratification, diagnostic evaluation, and on the therapeutical approach and follow-up of women with altered screening results. The aim of this article is to guide clinical practice regarding actions to take in face of altered results of cervical cancer screening and, consequently, to improve the secondary prevention of this condition.
    O cancro do colo do útero (CCU) é globalmente um dos tipos de cancro mais comum em mulheres. O rastreio do CCU é indispensável para a deteção e tratamento de lesões neoplásicas cervicais que possam evoluir para neoplasia, com o objectivo de reduzir a incidência deste cancro. Nos últimos anos, têm ocorrido alterações que visam o aumento da eficácia do rastreio. Nomeadamente, o uso de teste de deteção do vírus do papiloma humano como método de rastreio primário do CCU e a valorização da importância de adaptar a prática clínica em função do risco de desenvolvimento do CCU. Desta forma, são necessárias novas normas de atuação clínica, que contemplem esta mudança de paradigma. Assim, um grupo de especialistas analisou e discutiu a literatura mais recente, definindo recomendações e propondo normas de prática clínica que se focam na estratificação de risco, avaliação diagnóstica, e na conduta terapêutica e de seguimento de mulheres com resultados dos testes de rastreio alterados. Este trabalho tem como objetivo facilitar a prática clínica em resposta a resultados alterados nos testes e, consequentemente, melhorar a prevenção secundária do CCU.
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  • 文章类型: Journal Article
    欧洲妇科肿瘤学会(ESGO),国际外阴阴道病研究学会(ISSVD),欧洲外阴病研究学院(ECSVD),和欧洲阴道镜联合会(EFC)制定了关于侵袭前外阴病变的共识声明,以提高外阴鳞状上皮内瘤变患者的护理质量,外阴Paget病原位,和原位黑色素瘤。对于分化型外阴上皮内瘤变(dVIN),必须始终采用切除程序。对于外阴高级别鳞状上皮内病变(VHSIL),切除手术和消融手术都可以使用。后者可以考虑用于解剖结构和功能保存,并且必须先进行几次代表性的活检以排除恶性肿瘤。VHSIL可以考虑药物治疗(咪喹莫特或西多福韦)。最近的研究支持使用咪喹莫特治疗外阴Paget病的方法。手术必须考虑到疾病的扩展通常比皮肤中明显的扩展更宽。通常认为2厘米的边缘是必要的。对于原位黑色素瘤,建议进行1cm游离手术切缘的广泛局部切除。在治疗侵袭前外阴病变后,应定期对女性进行仔细的临床评估,包括任何可疑区域的活检.应根据复发风险(病变类型,患者年龄和免疫状况,其他相关的下生殖道病变)。
    UNASSIGNED: The European Society of Gynaecological Oncology (ESGO), the International Society for the Study of Vulvovaginal Disease (ISSVD), the European College for the Study of Vulval Disease (ECSVD), and the European Federation for Colposcopy (EFC) developed consensus statements on pre-invasive vulvar lesions in order to improve the quality of care for patients with vulvar squamous intraepithelial neoplasia, vulvar Paget disease in situ, and melanoma in situ. For differentiated vulvar intraepithelial neoplasia (dVIN), an excisional procedure must always be adopted. For vulvar high-grade squamous intraepithelial lesion (VHSIL), both excisional procedures and ablative ones can be used. The latter can be considered for anatomy and function preservation and must be preceded by several representative biopsies to exclude malignancy. Medical treatment (imiquimod or cidofovir) can be considered for VHSIL. Recent studies favor an approach of using imiquimod in vulvar Paget\'s disease. Surgery must take into consideration that the extension of the disease is usually wider than what is evident in the skin. A 2 cm margin is usually considered necessary. A wide local excision with 1 cm free surgical margins is recommended for melanoma in situ. Following treatment of pre-invasive vulvar lesions, women should be seen on a regular basis for careful clinical assessment, including biopsy of any suspicious area. Follow-up should be modulated according to the risk of recurrence (type of lesion, patient age and immunological conditions, other associated lower genital tract lesions).
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  • 文章类型: Journal Article
    OBJECTIVE: The management of women with cervical squamous intraepithelial lesions (SIL) is fundamental to prevention of cervical cancer in an organized cervical screening programme. Clinical guidance should improve quality of care and clinical effectiveness if developed and implemented appropriately. This survey provides an update on the current situation of national guidelines for management of cervical SIL amongst member countries of European Federation for Colposcopy (EFC).
    METHODS: A questionnaire was sent to representatives of each member country of EFC. The questionnaire contained questions on: guidelines for management of cervical SIL of the National Societies/Associations of Colposcopy or others national societies/associations including the development and the consultation processes, guidelines for management of lower genital tract diseases and the regulations in each country for colposcopy practice.
    RESULTS: We received responses from all 34 member countries. Thirty countries reported a national guideline for management of cervical SIL that were developed by, or in conjunction with, their national societies or associations of colposcopy. In most cases there was adherence to the recommended steps for guideline development: they were developed by a multi-disciplinary group of specialists (29 countries) and society members were consulted before publication (21 countries). A small number of countries (8) reported to have guidelines for the management of lower genital tract dysplasia (e.g. vulval disease) developed by other national societies. In most countries (26) the colposcopists are obliged to follow the guidelines but this is regulated in only 6 and in 12 countries the colposcopists need to be certified by the national society of colposcopy in order to practice.
    CONCLUSIONS: There are advances in the development and provision of country specific guidance on the management of cervical SIL. Most EFC member countries have appropriate national guidelines that were developed using a clear methodology, are updated according to progresses in the field and are accessible online to current practitioners. These guidelines support colposcopists to follow evidence-based practice and provides understanding of best practice in guideline development and access.
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  • 文章类型: Journal Article
    The 2019 ASCCP Risk Based Management Consensus Guidelines for prevention of cervical cancer promote clinical management recommendations aligned with our increased understanding of HPV biology and cervical carcinogenesis. They employ HPV-based testing as the basis for risk estimation, allow for personalized risk-based management by incorporating knowledge of current results with prior results, and streamline incorporation of new test methods as they are validated. They continue to support the principles of \"equal management for equal risk\" and \"balancing harms and benefits\" adopted in the 2012 version of the guidelines. These updated guidelines will be able to adjust for decreasing CIN3+ risks as more patients who received HPV vaccination reach screening age. Pathology organizations were closely involved in the development of these guidelines. Herein the pathologists who served as representatives to the 2019 ASCCP guidelines steering committee and workgroups, summarize the changes that are relevant to laboratories, pathologists, and cytotechnologists. Prior relevant screening and reporting recommendations that have not been widely and/or inconsistently adopted by laboratories are also discussed and considerations for modification of laboratory practices offered.
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