Hereditary cancer

  • 文章类型: Journal Article
    背景:由于越来越多的公开数据表明子宫内膜癌是一种异源性实体,可能具有不同的治疗顺序和治疗后的随访,波兰妇科肿瘤学会(PSGO)制定了新的指南.
    目的:总结目前的诊断证据,治疗,和子宫内膜癌的随访,并为临床实践提供循证建议。
    方法:该指南是根据指南评估工具AGREEII(评估研究和评估指南)设定的标准制定的。科学证据的强度已与卫生技术评估和关税系统(AOTMiT)科学证据分类指南达成一致。建议的等级基于证据的强度和PSGO开发小组的共识水平。
    结论:根据目前的证据,需要在治疗序列开始时实施子宫内膜癌患者的分子分类,以及延长额外生物标志物的最终术后病理报告,以优化和改善治疗结果,并为未来靶向治疗的临床试验铺平道路.
    BACKGROUND: Due to the increasing amount of published data suggesting that endometrial carcinoma is a heterogenic entity with possible different treatment sequences and post-treatment follow-up, the Polish Society of Gynecological Oncology (PSGO) has developed new guidelines.
    OBJECTIVE: to summarize the current evidence for diagnosis, treatment, and follow-up of endometrial carcinoma and to provide evidence-based recommendations for clinical practice.
    METHODS: The guidelines have been developed according to standards set by the guideline evaluation tool AGREE II (Appraisal of Guidelines for Research and Evaluation). The strength of scientific evidence has been defined in agreement with The Agency for Health Technology Assessment and Tariff System (AOTMiT) guidelines for scientific evidence classification. The grades of recommendation have been based on the strength of evidence and the level of consensus of the PSGO development group.
    CONCLUSIONS: Based on current evidence, both the implementation of the molecular classification of endometrial cancer patients at the beginning of the treatment sequence and the extension of the final postoperative pathological report of additional biomarkers are needed to optimize and improve treatment results as well as to pave the route for future clinical trials on targeted therapies.
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  • 文章类型: Journal Article
    (1)背景:欧洲最常见的遗传性癌症与生活方式有关,受影响的人缺乏后续护理。然而,很少有机会获得教育计划,以增加对癌症和遗传学的了解,并促进癌症高危人群的健康生活方式行为。这影响了具有遗传性癌症风险的人的护理质量。这项研究旨在就癌症护士与癌症相关所需的主题和能力达成多学科共识。遗传学,和健康促进。(2)方法:采用二轮在线Delphi研究。癌症和遗传学专家被要求评估18个项目的相关性,并提出额外的术语。共识被定义为至少75%的总体协议。(3)结果:共有74名来自世界各地的多专业专家参加了这项研究,其中包括从事遗传学工作的医疗保健专业人员(39%),癌症和遗传学研究人员(31%)和癌症患者的医疗保健专业人员(30%)。提议增加13个项目。共有31个项目达成共识。(4)结论:这项多学科共识研究为建立教育计划提供了基本要素,以提高癌症护士的技能,以支持对癌症风险较高的人的复杂护理,包括解决生活方式行为。所有专业人员都强调了癌症护士提高癌症和遗传学技能的重要性。
    (1) Background: Most common hereditary cancers in Europe have been associated with lifestyle behaviors, and people affected are lacking follow up care. However, access to education programmes to increase knowledge on cancer and genetics and promote healthy lifestyle behaviors in people at high risk of cancer is scarce. This affects the quality of care of people with a hereditary risk of cancer. This study aimed to reach a multidisciplinary consensus on topics and competencies and competencies that cancer nurses need in relation to cancer, genetics, and health promotion. (2) Methods: A two-round online Delphi study was undertaken. Experts in cancer and genetics were asked to assess the relevance of eighteen items and to suggest additional terms. Consensus was defined as an overall agreement of at least 75%. (3) Results: A total of 74 multiprofessional experts from all around the world participated in this study including healthcare professionals working in genetics (39%), researchers in cancer and genetics (31%) and healthcare professionals with cancer patients (30%). Thirteen additional items were proposed. A total of thirty-one items reached consensus. (4) Conclusions: This multidisciplinary consensus study provide the essential elements to build an educational programme to increase cancer nurses\' skills to support the complex care of people living with a higher risk of cancer including addressing lifestyle behaviors. All professionals highlighted the importance of cancer nurses increasing their skills in cancer and genetics.
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  • 文章类型: Journal Article
    目的:通过通用基因检测准确确定泛癌症患者人群中致病性种系变异(PGV)的频率,并评估接受基因检测对医疗成本的经济影响。
    方法:在这项前瞻性研究中,使用105个基因组的种系基因检测被用于未选择的泛癌症患者群体,而与当前指南的资格无关.分析受试者的财务记录以评估自测试之日起一年的PGV检测对护理成本的影响。
    结果:共有284名患者参加了这项研究,其中44名患者(15%)在14种不同类型的癌症中检测出PGV阳性。在患有PGV的患者中,23名患者(52%)不符合当前指南的测试条件。PGV的鉴定不会增加护理成本。
    结论:在临床上对癌症患者实施通用基因检测,超出现行准则规定的范围,对于准确评估和治疗遗传性癌症综合征是必要的,并且不会增加医疗保健成本。
    OBJECTIVE: To accurately ascertain the frequency of pathogenic germline variants (PGVs) in a pan-cancer patient population with universal genetic testing and to assess the economic impact of receiving genetic testing on healthcare costs.
    METHODS: In this prospective study, germline genetic testing using a 105-gene panel was administered to an unselected pan-cancer patient population irrespective of eligibility by current guidelines. Financial records of subjects were analyzed to assess the effect of PGV detection on cost of care one year from the date of testing.
    RESULTS: A total of 284 patients participated in this study, of which 44 patients (15%) tested positive for a PGV in 14 different cancer types. Of the patients with PGVs, 23 patients (52%) were ineligible for testing by current guidelines. Identification of a PGV did not increase cost of care.
    CONCLUSIONS: Implementation of universal genetic testing for cancer patients in the clinic, beyond that specified by current guidelines, is necessary to accurately assess and treat hereditary cancer syndromes and does not increase healthcare costs.
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  • 文章类型: Journal Article
    背景:家庭健康史(FHx)是识别有遗传性癌症风险的患者的有效工具。遗传性癌症临床实践指南(CPG)包含用于评估FHx并为遗传咨询提出建议的标准。比较用于评估一组通用FHx的不同CPG,可以深入了解CPG的性能,跨准则的协议程度,以及他们如何确定应该考虑癌症遗传咨询的患者。
    方法:我们比较了美国医学遗传学和基因组学学院(ACMG)和国家综合癌症网络(NCCN)(2019)FHx的CPG标准,该标准由聊天机器人收集,并通过本体和网络服务进行评估。收集的FHx符合七个组的标准:基因突变,乳房和卵巢,Li-Fraumeni综合征(LFS),结直肠和子宫内膜,相对符合标准,仅限ACMG标准,NCCN测试。CPG标准在12个ACMG子指南和6个NCCN子指南中进行编码和匹配,以进行比较。
    结果:数据集包含4915条记录,其中2221符合ACMG或NCCN标准,2694不符合。存在明显的重叠-1179先证者符合ACMG和NCCN标准。最大的相似性是基因突变和乳腺和卵巢标准,结肠直肠和子宫内膜标准之间存在最大的差异。仅报告了156个阳性基因突变,其中2694个先证者不符合标准,90.6%的患者报告其个人或家族癌症病史中至少有一种癌症。
    结论:遗传性癌症CPGs可用于基于FHx识别有癌症发展风险的患者。这个比较表明,在聊天机器人的帮助下,本体论,和Web服务,CPG可以更有效地应用于识别有遗传性癌症风险的患者。此外,该比较检查了ACMG和NCCN之间的相似性和差异,并显示了在评估遗传性癌症风险时使用这两种指南的重要性。
    BACKGROUND: Family health history (FHx) is an effective tool for identifying patients at risk of hereditary cancer. Hereditary cancer clinical practice guidelines (CPG) contain criteria used to evaluate FHx and to make recommendations for genetic consultation. Comparing different CPGs used to evaluate a common set of FHx provides insight into how well the CPGs perform, the extent of agreement across guidelines, and how well they identify patients who should consider a cancer genetic consultation.
    METHODS: We compare the American College of Medical Genetics and Genomics (ACMG) and the National Comprehensive Cancer Networks (NCCN) (2019) CPG criteria for FHx collected by a chatbot and evaluated by ontologies and web services in a previous study. Collected FHx met criteria from seven groups: Gene Mutation, Breast and Ovarian, Li-Fraumeni syndrome (LFS), Colorectal and Endometrial, Relative Meets Criteria, ACMG Only Criteria, and NCCN Testing. CPG Criteria were coded and matched across 12 ACMG sub-guidelines and 6 NCCN sub-guidelines for comparison purposes.
    RESULTS: The dataset contains 4915 records, of which 2221 met either ACMG or NCCN criteria and 2694 did not. There was significant overlap-1179 probands met both ACMG and NCCN criteria. The greatest similarities were for Gene Mutation and Breast and Ovarian criteria and the greatest disparity existed among Colorectal and Endometrial criteria. Only 156 positive gene mutations were reported and of the 2694 probands who did not meet criteria, 90.6% of them reported at least one cancer in their personal or family cancer history.
    CONCLUSIONS: Hereditary cancer CPGs are useful for identifying patients at risk of developing cancer based on FHx. This comparison shows that with the aid of chatbots, ontologies, and web services, CPGs can be more efficiently applied to identify patients at risk of hereditary cancer. Additionally this comparison examines similarities and differences between ACMG and NCCN and shows the importance of using both guidelines when evaluating hereditary cancer risk.
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  • 文章类型: Journal Article
    确定肾细胞癌(RCC)患者中的遗传性综合征对于监测受影响的个体及其高危家庭成员以及优化治疗至关重要。我们进行了图表审查,以确定在迈阿密大学卫生系统(UHealth)就诊的RCC患者的百分比,并符合迈阿密大学的美国医学遗传学学院(ACMG)和国家遗传顾问协会(NSGC)的遗传转诊标准。随后,我们确定了接受基因评估的人的百分比。根据国际疾病分类(ICD)9/10代码选择的与诊断时至少18岁的肾癌相对应的患者被纳入研究。我们在最终分析中纳入了1443名患者,排除ICD代码不正确的图表后,临床数据不足,未知的病理学,和没有被看到的病人。我们用卡方分析,方差分析,和t检验。在1443张图表中,男性占65.7%,女性占34.3%。47.7%自我识别为白人,39.2%是西班牙裔,9.1%为黑色,和4.0%作为“其他”。诊断为RCC的平均年龄为60.0±12.4岁。总的来说,47.0%的患者符合ACMG/NSGC基因评估转诊标准。其中,只有4.2%有基因评估记录.这项研究表明,我们机构对ACMG/NSGC基因转诊指南的依从性较低,并且需要提高患者和从业人员对RCC患者及其家庭成员遗传评估重要性的认识。
    Identifying hereditary syndromes among patients with renal cell carcinoma (RCC) is essential for surveillance of affected individuals and their at-risk family members and for treatment optimization. We conducted a chart review to determine the percentage of patients with RCC who were seen at the University of Miami Health System (UHealth), and met the American College of Medical Genetics (ACMG) and the National Society of Genetic Counselors (NSGC) genetic referral criteria at the University of Miami. Subsequently, we determined the percentage of those who went on to receive genetic evaluation. Patients selected by International Classification of Diseases (ICD) 9/10 codes corresponding to kidney cancer who were at least 18 years of age at the time of diagnosis were included in the study. We included a total of 1443 patients in the final analysis, and after exclusion of charts with incorrect ICD codes, insufficient clinical data, unknown pathology, and patients who were not seen. We used chi-square analysis, ANOVA, and t-test. Of 1443 charts reviewed, 65.7% were male and 34.3% were female. 47.7% self-identified as White, 39.2% as Hispanic, 9.1% as Black, and 4.0% as \"other.\" The mean age of RCC diagnosis was 60.0 ± 12.4 years old. In total, 47.0% of patients met ACMG/NSGC referral criteria for genetic evaluation. Of those, only 4.2% had documented genetic assessment. This study showed a low adherence to ACMG/NSGC genetic referral guidelines at our institution and a need for increasing patients\' and practitioners\' awareness about the significance of genetic assessment for RCC patients and their family members.
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  • 文章类型: Journal Article
    OBJECTIVE: This study aimed to identify and classify genetic variants in consensus moderate-to-high-risk predisposition genes associated with Hereditary Breast and Ovarian Cancer Syndrome (HBOC), in BRCA1/2-negative patients from Brazil.
    METHODS: The study comprised 126 index patients who met NCCN clinical criteria and tested negative for all coding exons and intronic flanking regions of BRCA1/2 genes. Multiplex PCR-based assays were designed to cover the complete coding regions and flanking splicing sites of six genes implicated in HBOC. Sequencing was performed on HiSeq2500 Genome Analyzer.
    RESULTS: Overall, we identified 488 unique variants. We identified five patients (3.97%) that harbored pathogenic or likely pathogenic variants in four genes: ATM (1), CHEK2 (2), PALB2 (1), and TP53 (1). One hundred and thirty variants were classified as variants of uncertain significance (VUS), 10 of which were predicted to disrupt mRNA splicing (seven non-coding variants and three coding variants), while other six missense VUS were classified as probably damaging by prediction algorithms.
    CONCLUSIONS: A detailed mutational profile of non-BRCA genes is still being described in Brazil. In this study, we contributed to filling this gap, by providing important data on the diversity of genetic variants in a Brazilian high-risk patient cohort. ATM, CHEK2, PALB2 and TP53 are well established as HBOC predisposition genes, and the identification of deleterious variants in such actionable genes contributes to clinical management of probands and relatives.
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  • 文章类型: Journal Article
    To determine the proportion of patients with colorectal cancer and abnormal immunohistochemistry testing of tumour tissue who were referred to a cancer genetic clinic for genetic counselling and possible germline testing of a blood sample for Lynch syndrome.
    This is a retrospective cohort study of patients with colorectal cancer and abnormal immunohistochemistry tumour tissue testing from St Vincent\'s Hospital (between November 2007 and December 2016). Patient list was compared against a state-wide database TrakGene to ascertain the overall referral rate for these patients.
    Of 216 patients, the total referral rate was 33.8% (n = 73), of which 27.8% (n = 60) were referred to St Vincent\'s Hospital\'s Cancer Genetics Service, 6% (n = 13) were referred externally and the remaining 66.2% (n = 143) were not referred. Binomial regression analysis performed displayed that age influenced likelihood of referral, where patients were 7.7% more likely to be referred for every decreasing year in age (P = 0.0004). Some clinicians were 4.3 times more likely to refer patients compared to others (P = 0.002).
    Suboptimal patient uptake for cancer genetics evaluation was found. Identifying barriers to patient referral should lead to changes that increase patient referrals. This will ensure that patients receive adequate education, counselling and management of Lynch syndrome. It would also allow for the identification of further at-risk relatives for whom preventative strategies can be employed. In addition, identification of relatives not at risk by genetic testing will liberate them from unnecessary colonoscopies. Discussion with the clinicians involved has since allowed for copies of the immunohistochemistry results to be forwarded by the Pathology Department to the Cancer Genetics Unit for checking and follow up with the clinician to ensure that their patients are aware of the result and have been offered referral for cancer genetic evaluation. This process is subject to ongoing audit.
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  • 文章类型: Clinical Trial Protocol
    尽管针对遗传性乳腺癌和卵巢癌(HBOC)的癌症遗传风险评估(CGRA)的国家指南已经有二十多年了,不到一半的高风险女性获得了这些服务,尤其是服务不足的少数民族和农村人口。识别高风险个体对于癌症幸存者及其家人从癌症预防的生物医学进展中受益至关重要。早期发现,和治疗。
    本文描述了社区参与的形成性研究和正在进行的随机三臂控制的癌症教育和授权遗传风险评估(GRACE)试验的方案。种族和地理上不同的乳腺癌和卵巢癌幸存者在遗传性癌症倾向的风险增加,没有CGRA通过三个全州癌症注册中心招募。具体目的是:1)比较有针对性的干预措施(TP)与量身定制的咨询和导航(TCN)干预与常规治疗(UC)在诊断后6个月时对CGRA的利用(主要结局);比较在消除成本障碍后12个月时对遗传咨询的干预措施的有效性(次要结局);2)检查潜在的潜在理论中介和调节机制;3)进行成本评估以指导传播策略.
    正在进行的GRACE试验通过制定和实施基于证据的策略来解决一个重要的转化差距,以促进基于指南的护理,并减少种族和地理上不同的妇女在CGRA利用方面的差异。如果有效,这些干预措施有可能覆盖大量高风险家庭,并通过广泛传播减少差距。
    NCT03326713;临床试验。
    Although national guidelines for cancer genetic risk assessment (CGRA) for hereditary breast and ovarian cancer (HBOC) have been available for over two decades, less than half of high-risk women have accessed these services, especially underserved minority and rural populations. Identification of high-risk individuals is crucial for cancer survivors and their families to benefit from biomedical advances in cancer prevention, early detection, and treatment.
    This paper describes community-engaged formative research and the protocol of the ongoing randomized 3-arm controlled Genetic Risk Assessment for Cancer Education and Empowerment (GRACE) trial. Ethnically and geographically diverse breast and ovarian cancer survivors at increased risk for hereditary cancer predisposition who have not had a CGRA are recruited through the three statewide cancer registries. The specific aims are to: 1) compare the effectiveness of a targeted intervention (TP) vs. a tailored counseling and navigation(TCN) intervention vs. usual care (UC) on CGRA utilization at 6 months post-diagnosis (primary outcome); compare the effectiveness of the interventions on genetic counseling uptake at 12 months after removal of cost barriers (secondary outcome); 2) examine potential underlying theoretical mediating and moderating mechanisms; and 3) conduct a cost evaluation to guide dissemination strategies.
    The ongoing GRACE trial addresses an important translational gap by developing and implementing evidence-based strategies to promote guideline-based care and reduce disparities in CGRA utilization among ethnically and geographically diverse women. If effective, these interventions have the potential to reach a large number of high-risk families and reduce disparities through broad dissemination.
    NCT03326713; clinicaltrials.gov.
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  • 文章类型: Journal Article
    Genetic diagnosis of hereditary cancer syndromes offers the opportunity to establish more effective predictive and preventive measures for the patient and their families. The ultimate objective is to decrease cancer morbidity and mortality in high genetic risk families. Next Generation Sequencing (NGS) offers an important improvement in the efficiency of genetic diagnosis, allowing an increase in diagnostic yield with a substantial reduction in response times and economic costs. Consequently, the implementation of this new technology is a great opportunity for improvement in the clinical management of affected families. The aim of these guidelines is to establish a framework of useful recommendations for planned and controlled implementation of NGS in the context of hereditary cancer. These will help to consolidate the strengths and opportunities offered by this technology, and minimise the weaknesses and threats which may derive from its use. The recommendations of international societies have been adapted to our environment, taking the Spanish context into account at organisational and juridical levels. Forty-one statements are grouped under six headings: clinical and diagnostic utility, informed consent and genetic counselling pre-test and post-test, validation of analytical procedures, results report, management of information and distinction between research and clinical context. This guide has been developed by the Spanish Association of Human Genetics (AEGH), the Spanish Society of Laboratory Medicine (SEQC-ML) and the Spanish Society of Medical Oncology (SEOM).
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  • 文章类型: Journal Article
    遗传性癌症易感性综合征约占诊断癌症的10%;然而,家族形式被认为占一些癌症的30%。在西班牙裔,最常见的遗传性癌症包括结直肠癌综合征,林奇综合症,家族性腺瘤性息肉病,和遗传性乳腺癌和卵巢癌综合征。虽然遗传性癌症的发病率很低,被诊断为遗传性癌症综合征的患者发生继发性癌症的风险很高.此外,这些高危患者在癌症诊断后发生的生产力损失具有负面的社会经济影响.这篇综述总结了遗传基础,表型特征,和国家综合癌症网络的筛查,测试,和主要遗传性癌症综合征的监测指南。这篇综述的目的是促进对西班牙裔患者的癌症遗传学和基因检测的更好理解。
    Hereditary cancer predisposition syndromes comprise approximately 10% of diagnosed cancers; however, familial forms are believed to account for up to 30% of some cancers. In Hispanics, the most commonly diagnosed hereditary cancers include colorectal cancer syndromes such as, Lynch Syndrome, Familial Adenomatous Polyposis, and hereditary breast and ovarian cancer syndromes. Although the incidence of hereditary cancers is low, patients diagnosed with hereditary cancer syndromes are at high-risk for developing secondary cancers. Furthermore, the productivity loss that occurs after cancer diagnosis in these high-risk patients has a negative socio-economic impact. This review summarizes the genetic basis, phenotype characteristics, and the National Comprehensive Cancer Network\'s screening, testing, and surveillance guidelines for the leading hereditary cancer syndromes. The aim of this review is to promote a better understanding of cancer genetics and genetic testing in Hispanic patients.
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