Hereditary Cancer in Clinical Practice最新文献

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Genetic testing for hereditary breast cancer in Poland: 1998-2022. 波兰遗传性乳腺癌的基因检测:1998-2022。
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-06-13 DOI: 10.1186/s13053-023-00252-6
Jacek Gronwald, Cezary Cybulski, Tomasz Huzarski, Anna Jakubowska, Tadeusz Debniak, Marcin Lener, Steven A Narod, Jan Lubinski
{"title":"Genetic testing for hereditary breast cancer in Poland: 1998-2022.","authors":"Jacek Gronwald,&nbsp;Cezary Cybulski,&nbsp;Tomasz Huzarski,&nbsp;Anna Jakubowska,&nbsp;Tadeusz Debniak,&nbsp;Marcin Lener,&nbsp;Steven A Narod,&nbsp;Jan Lubinski","doi":"10.1186/s13053-023-00252-6","DOIUrl":"https://doi.org/10.1186/s13053-023-00252-6","url":null,"abstract":"<p><p>BRCA1 and BRCA2 mutations contribute to both breast cancer and ovarian cancer worldwide. In Poland approximately 4% of patients with breast cancers and 10% of patients with ovarian cancer carry a mutation in BRCA1. The majority of mutations consist of three founder mutations. A rapid inexpensive test for these three mutations can be used to screen all Polish adults at a reasonable cost. In the region of Pomerania of North-western Poland nearly half a million tests have been performed, in large part through engaging family doctors and providing ready access to testing through the Pomeranian Medical University. The following commentary provides a history of genetic testing for cancer in Pomerania and the current approach to facilitating access to genetic testing at the Cancer Family Clinic for all adults living in the region.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-06-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10262348/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9639397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Beyond germline genetic testing - heterozygous pathogenic variants in PMS2 in two children with Osteosarcoma and Ependymoma. 种系基因检测之外——两例骨肉瘤和室管膜瘤患儿PMS2的杂合致病变异。
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-06-12 DOI: 10.1186/s13053-023-00254-4
Michaela Kuhlen, Mariola Monika Golas, Tina Schaller, Nicole Stadler, Felicitas Maier, Olaf Witt, Michael C Frühwald
{"title":"Beyond germline genetic testing - heterozygous pathogenic variants in PMS2 in two children with Osteosarcoma and Ependymoma.","authors":"Michaela Kuhlen,&nbsp;Mariola Monika Golas,&nbsp;Tina Schaller,&nbsp;Nicole Stadler,&nbsp;Felicitas Maier,&nbsp;Olaf Witt,&nbsp;Michael C Frühwald","doi":"10.1186/s13053-023-00254-4","DOIUrl":"https://doi.org/10.1186/s13053-023-00254-4","url":null,"abstract":"<p><strong>Background: </strong>Lynch syndrome (LS) is not considered part of childhood cancer predisposition syndromes.</p><p><strong>Case presentation: </strong>Analysis of a pediatric osteosarcoma (OS) displayed hypermutation (16.8), alternative lengthening of telomeres (ALT), loss of PMS2 expression in tumor tissue (retained in non-neoplastic cells), PMS2 loss of heterozygosity (LOH), and high-degree of microsatellite instability (MSI) tested by PCR. A heterozygous duplication c.1076dup p.(Leu359Phefs*6) in exon 10 of NM_000535.6:PMS2 was detected by SNV analysis in peripheral blood, confirming diagnosis of LS in the patient. The tumor molecular features suggest LS-associated development of OS. In a second case, whole-genome sequencing identified a heterozygous SNV c.1 A > T p.? in exon 1 of PMS2 in tumor and germline material of a girl with ependymoma. Tumor analysis displayed evidence for ALT and low mutational burden (0.6), PMS2 expression was retained, MSI was low. Multiplex ligation-dependent probe amplification identified no additional PMS2 variant and germline MSI testing did not reveal increased gMSI ratios in the patient´s lymphocytes. Thus, CMMRD was most closely excluded and our data do not suggest that ependymoma was related to LS in the child.</p><p><strong>Conclusions: </strong>Our data suggest that the LS cancer spectrum may include childhood cancer. The importance of LS in pediatric cancers necessitates prospective data collection. Comprehensive molecular workup of tumor samples is necessary to explore the causal role of germline genetic variants.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10259054/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9685696","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Size matters in telomere biology disorders ‒ expanding phenotypic spectrum in patients with long or short telomeres. 端粒生物学疾病中的大小问题--扩大长端粒或短端粒患者的表型谱。
IF 2 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-05-15 DOI: 10.1186/s13053-023-00251-7
Anna Byrjalsen, Anna Engell Brainin, Thomas Kromann Lund, Mette Klarskov Andersen, Anne Marie Jelsig
{"title":"Size matters in telomere biology disorders ‒ expanding phenotypic spectrum in patients with long or short telomeres.","authors":"Anna Byrjalsen, Anna Engell Brainin, Thomas Kromann Lund, Mette Klarskov Andersen, Anne Marie Jelsig","doi":"10.1186/s13053-023-00251-7","DOIUrl":"10.1186/s13053-023-00251-7","url":null,"abstract":"<p><p>The end of each chromosome consists of a DNA region termed the telomeres. The telomeres serve as a protective shield against degradation of the coding DNA sequence, as the DNA strand inevitably ‒ with each cell division ‒ is shortened. Inherited genetic variants cause telomere biology disorders when located in genes (e.g. DKC1, RTEL1, TERC, TERT) playing a role in the function and maintenance of the telomeres. Subsequently patients with telomere biology disorders associated with both too short or too long telomeres have been recognized. Patients with telomere biology disorders associated with short telomeres are at increased risk of dyskeratosis congenita (nail dystrophy, oral leukoplakia, and hyper- or hypo-pigmentation of the skin), pulmonary fibrosis, hematologic disease (ranging from cytopenia to leukemia) and in rare cases very severe multiorgan manifestations and early death. Patients with telomere biology disorders associated with too long telomeres have in recent years been found to confer an increased risk of melanoma and chronic lymphocytic leukemia. Despite this, many patients have an apparently isolated manifestation rendering telomere biology disorders most likely underdiagnosed. The complexity of telomere biology disorders and many causative genes makes it difficult to design a surveillance program which will ensure identification of early onset disease manifestation without overtreatment.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":2.0,"publicationDate":"2023-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10184327/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9476395","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparing telemedicine and in-person gastrointestinal cancer genetic appointment outcomes during the COVID-19 pandemic. 比较2019冠状病毒病大流行期间远程医疗和现场胃肠道癌症基因预约结果
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-05-08 DOI: 10.1186/s13053-023-00250-8
Samantha Williams, Jessica E Ebrahimzadeh, Daniel Clay, Gillian Constantino, Jordan Heiman, Kirk J Wangensteen, Kathleen Valverde, Nadim Mahmud, Bryson W Katona
{"title":"Comparing telemedicine and in-person gastrointestinal cancer genetic appointment outcomes during the COVID-19 pandemic.","authors":"Samantha Williams,&nbsp;Jessica E Ebrahimzadeh,&nbsp;Daniel Clay,&nbsp;Gillian Constantino,&nbsp;Jordan Heiman,&nbsp;Kirk J Wangensteen,&nbsp;Kathleen Valverde,&nbsp;Nadim Mahmud,&nbsp;Bryson W Katona","doi":"10.1186/s13053-023-00250-8","DOIUrl":"https://doi.org/10.1186/s13053-023-00250-8","url":null,"abstract":"<p><strong>Background: </strong>The study purpose is to compare outcomes associated with completion of genetic testing between telemedicine and in-person gastrointestinal cancer risk assessment appointments during the COVID-19 pandemic.</p><p><strong>Methods: </strong>Data was collected on patients with scheduled appointments between July 2020 and June 2021 in a gastrointestinal cancer risk evaluation program (GI-CREP) that utilized both telemedicine and in-person visits throughout the COVID-19 pandemic, and a survey was administered.</p><p><strong>Results: </strong>A total of 293 patients had a GI-CREP appointment scheduled and completion rates of in-person versus telemedicine appointments were similar. Individuals diagnosed with cancer and those with Medicaid insurance had lower rates of appointment completion. Although telehealth was the preferred visit modality, there were no differences in recommending genetic testing nor in the consent rate for genetic testing between in-person and telemedicine visits. However, of patients who consented for genetic testing, more than three times more patients seen via telemedicine did not complete genetic testing compared to those seen in-person (18.3% versus 5.2%, p = 0.008). Furthermore, telemedicine visits had a longer turnaround time for genetic test reporting (32 days versus 13 days, p < 0.001).</p><p><strong>Conclusions: </strong>Compared to in-person GI-CREP appointments, telemedicine was associated with lower rates of genetic testing completion, and longer turnaround time for results.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10165576/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9452524","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
COVID-19 vaccination uptake and safety profile among germline BRCA1 and BRCA2 pathogenic variant carriers in Singapore. 新加坡种系BRCA1和BRCA2致病变异携带者的COVID-19疫苗接种情况和安全性
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-04-12 DOI: 10.1186/s13053-023-00248-2
Zewen Zhang, Nur Diana Binte Ishak, Frances Victoria Fajardo Que, Zi Yang Chua, Sock Hoai Chan, Jianbang Chiang, Joanne Ngeow Yuen Yie
{"title":"COVID-19 vaccination uptake and safety profile among germline BRCA1 and BRCA2 pathogenic variant carriers in Singapore.","authors":"Zewen Zhang,&nbsp;Nur Diana Binte Ishak,&nbsp;Frances Victoria Fajardo Que,&nbsp;Zi Yang Chua,&nbsp;Sock Hoai Chan,&nbsp;Jianbang Chiang,&nbsp;Joanne Ngeow Yuen Yie","doi":"10.1186/s13053-023-00248-2","DOIUrl":"https://doi.org/10.1186/s13053-023-00248-2","url":null,"abstract":"<p><strong>Background: </strong>Although Singapore is one of the highest vaccinated countries in the world, vaccine hesitancy remains in a subpopulation, including individuals with cancer predisposition syndromes. At the Cancer Genetics Service National Cancer Centre Singapore, we see patients with germline genetic alterations, most being BRCA1/2 pathogenic/likely pathogenic variant (PV/LPV) carriers. While reported safe for cancer patients, there are limited studies addressing the safety profile and outcomes of COVID-19 vaccination among individuals with germline PV/LPV in cancer predisposition genes such as BRCA1/2. This study aims to evaluate the outcomes of COVID-19 vaccination among germline PV/LPV carriers in BRCA1/2.</p><p><strong>Methods: </strong>We conducted a phone call survey of COVID-19 vaccination uptake and toxicity in a prospective cohort of 189 participants with germline BRCA1/2 PV/LPV between 1st Sept 2021 and 30th Sept 2021. We collected demographics data including gender, race, age, history of cancer, types of cancer, and number of cancers. Statistical difference in baseline demographics between responders with history of cancer and those without were assessed using Chi-square, Fisher's exact and independent t-test analysis. Logistic regression was used to evaluate effect of demographics on the occurrence of post-vaccination side effects.</p><p><strong>Results: </strong>Among 189 BRCA1/2 PV/LPV carriers responded, 97 carried PV/LPV in BRCA1 and 92 in BRCA2. Majority were vaccinated (89.5%) and had completed the two-dose vaccine schedule, with 7 (4.1%) received only one dose. The most common post-vaccination side effects was myalgia (56.5%) followed by fever (40.2%), headache (16.3%) and fatigue (11.2%). There were no major severe side events. Evaluation by logistic regression showed that the occurrence of side effects was not affected by PV/LPV gene (BRCA1 or BRCA2), gender, race, age or history of cancer.</p><p><strong>Conclusion: </strong>The post-vaccination side effects profile among individuals with germline PV/LPV in BRCA1/2 is consistent with the Singaporean general population, hence recommendations for COVID-19 vaccination for these individuals should not differ from non-carriers and should be encouraged by their healthcare providers.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-04-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10091319/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9306045","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pathological complete response to neoadjuvant chemotherapy in triple negative breast cancer - single hospital experience. 三阴性乳腺癌新辅助化疗的病理完全缓解-单一医院经验。
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-03-16 DOI: 10.1186/s13053-023-00249-1
Elina Sivina, Lubova Blumberga, Gunta Purkalne, Arvids Irmejs
{"title":"Pathological complete response to neoadjuvant chemotherapy in triple negative breast cancer - single hospital experience.","authors":"Elina Sivina,&nbsp;Lubova Blumberga,&nbsp;Gunta Purkalne,&nbsp;Arvids Irmejs","doi":"10.1186/s13053-023-00249-1","DOIUrl":"https://doi.org/10.1186/s13053-023-00249-1","url":null,"abstract":"<p><strong>Background: </strong>Triple-negative breast cancer is a heterogeneous molecular subtype of BC. Pathological complete response (pCR) is an important surrogate marker for recurrence-free and overall survival.</p><p><strong>Aim of study: </strong>The aim of this study was to evaluate clinical and pathological factors that are associated with complete pathological response status in triple-negative breast cancer patients receiving neoadjuvant chemotherapy.</p><p><strong>Materials and methods: </strong>Eighty triple-negative breast cancer patients who underwent neoadjuvant chemotherapy followed by surgery at Pauls Stradins Clinical University Hospital between January 2018 and January 2020 were retrospectively analysed. Twenty-six patients (32.5%) were BRCA1/2 pathogenic variant carriers.</p><p><strong>Results: </strong>A total of 32.5% (n = 26) of patients in all study groups and 57.7% (n = 15) of patients with BRCA1/2 pathogenic variants achieved pCR. Forty-seven patients received platinum-based neoadjuvant chemotherapy, and 19 patients (40.4%) achieved complete pathological response. Patients in the pCR group presented with significantly higher Ki-67 scores (p = 0.007), BRCA1/2 pathogenic variants (p = 0.001) and younger age (p = 0.02) than those in the non-pCR group. pCR did not significantly impact recurrence-free survival (RFS) or overall survival (OS). Multivariate analysis revealed that pretreatment N stage (clinical nodal status) was an independent prognostic factor for RFS and OS.</p><p><strong>Conclusions: </strong>BRCA1 pathogenic variants, high Ki67 score and young age were predictors of pathological complete response, while clinical nodal status predicted survival outcomes in triple-negative breast cancer.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-03-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10018905/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9187584","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Are population level familial risks and germline genetics meeting each other? 群体水平的家族性风险和种系遗传学是否相互吻合?
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-03-08 DOI: 10.1186/s13053-023-00247-3
Kari Hemminki, Xinjun Li, Asta Försti, Charis Eng
{"title":"Are population level familial risks and germline genetics meeting each other?","authors":"Kari Hemminki,&nbsp;Xinjun Li,&nbsp;Asta Försti,&nbsp;Charis Eng","doi":"10.1186/s13053-023-00247-3","DOIUrl":"https://doi.org/10.1186/s13053-023-00247-3","url":null,"abstract":"<p><p>Large amounts of germline sequencing data have recently become available and we sought to compare these results with population-based family history data. Family studies are able to describe aggregation of any defined cancers in families. The Swedish Family-Cancer Database is the largest of its kind in the world, covering the Swedish families through nearly a century with all cancers in family members since the start of national cancer registration in 1958. The database allows estimation of familial risks, ages of cancer onset and the proportion of familial cancer in different family constellations. Here, we review the proportion of familial cancer for all common cancers and specify them based on the number of affected individuals. With the exception of a few cancers, age of onset of familial cancer is not different from all cancers combined. The highest proportions of familial cancer were found for prostate (26.4%), breast (17.5%) and colorectal (15.7%) cancers, but the proportions of high-risk families with multiple affected individuals were only 2.8%, 1% and 0.9%, respectively. A large sequencing study on female breast cancer found that BRCA1 and BRCA2 mutations could account for 2% of the cases (subtracting the proportions in healthy individuals) and that all germline mutations accounted for 5.6% of the cases. Early age of onset was a distinct feature of only BRCA mutations. In heritable colorectal cancer, Lynch syndrome genes dominate. Large studies on penetrance in Lynch syndrome have shown an approximately linear increase in risk from 40-50 years up to age 80 years. Interesting novel data revealed a strong modification of familial risk by unknown factors. High-risk germline genetics of prostate cancer is characterized by BRCA and other DNA repair genes. HOXB13 encodes a transcription factor which contributes to germline risk of prostate cancer. A strong interaction was shown with a polymorphism in the CIP2A gene. The emerging germline landscape of common cancers can be reasonably accommodated by family data on these cancers as to high-risk proportions and age of onset.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-03-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9993691/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9136727","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
The complementary roles of genome-wide approaches in identifying genes linked to an inherited risk of colorectal cancer. 全基因组方法在鉴定结直肠癌遗传风险相关基因中的互补作用。
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-01-28 DOI: 10.1186/s13053-023-00245-5
Olfat Ahmad, Asta Försti
{"title":"The complementary roles of genome-wide approaches in identifying genes linked to an inherited risk of colorectal cancer.","authors":"Olfat Ahmad,&nbsp;Asta Försti","doi":"10.1186/s13053-023-00245-5","DOIUrl":"https://doi.org/10.1186/s13053-023-00245-5","url":null,"abstract":"<p><p>The current understanding of the inherited risk of colorectal cancer (CRC) started with an observational clinical era in the late 19<sup>th</sup> century, which was followed by a genetic era starting in the late 20<sup>th</sup> century. Genome-wide linkage analysis allowed mapping several high-risk genes, which marked the beginning of the genetic era. The current high-throughput genomic phase includes genome-wide association study (GWAS) and genome-wide sequencing approaches which have revolutionized the conception of the inherited risk of CRC. On the one hand, GWAS has allowed the identification of multiple low risk loci correlated with CRC. On the other, genome-wide sequencing has led to the discovery of a second batch of high-to-moderate-risk genes that correlate to atypical familial CRC and polyposis syndromes. In contrast to other common cancers, which are usually dominated by a polygenic background, CRC risk is believed to be equally explained by monogenic and polygenic architectures, which jointly contribute to a quarter of familial clustering. Despite the fact that genome-wide approaches have allowed the identification of a continuum of responsible high-to-moderate-to-low-risk variants, much of the predisposition and familial clustering of CRC has not yet been explained. Other genetic, epigenetic and environmental factors might be playing important roles as well. In this review we aim to provide insights on the complementary roles played by different genomic approaches in allowing the current understanding of the genetic architecture of inherited CRC.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9883872/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10632258","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Germline heterozygous exons 8-11 pathogenic BARD1 gene deletion reported for the first time in a family with suspicion of a hereditary colorectal cancer syndrome: more than an incidental finding? 在一个怀疑遗传性结直肠癌综合征的家族中首次报道了种系杂合外显子8-11致病性BARD1基因缺失:不仅仅是偶然发现?
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2023-01-28 DOI: 10.1186/s13053-023-00246-4
Sergio Carrera, Ana Belén Rodríguez-Martínez, Intza Garin, Esther Sarasola, Cristina Martínez, Hiart Maortua, Almudena Callejo, Abigail Ruiz de Lobera, Alberto Muñoz, Nagore Miñambres, Pablo Jiménez-Labaig
{"title":"Germline heterozygous exons 8-11 pathogenic BARD1 gene deletion reported for the first time in a family with suspicion of a hereditary colorectal cancer syndrome: more than an incidental finding?","authors":"Sergio Carrera,&nbsp;Ana Belén Rodríguez-Martínez,&nbsp;Intza Garin,&nbsp;Esther Sarasola,&nbsp;Cristina Martínez,&nbsp;Hiart Maortua,&nbsp;Almudena Callejo,&nbsp;Abigail Ruiz de Lobera,&nbsp;Alberto Muñoz,&nbsp;Nagore Miñambres,&nbsp;Pablo Jiménez-Labaig","doi":"10.1186/s13053-023-00246-4","DOIUrl":"https://doi.org/10.1186/s13053-023-00246-4","url":null,"abstract":"<p><strong>Background: </strong>Colorectal cancer (CRC) is a highly prevalent disease in developed countries. Inherited Mendelian causes account for approximately 5% of CRC cases, with Lynch syndrome and familial adenomatous polyposis being the most prevalent forms. Scientific efforts are focused on the discovery of new candidate genes associated with CRC and new associations of phenotypes with well-established cancer-related genes. BRCA1-associated ring domain (BARD1) gene deleterious germline variants are associated with a moderate increase in the relative risk of breast cancer, but their association with other neoplasms, such as CRC, remains unclear.</p><p><strong>Case presentation: </strong>We present the case of a 49-year-old male diagnosed with rectal adenocarcinoma whose maternal family fulfilled Amsterdam clinical criteria for Lynch syndrome. Genetic test confirmed the presence in heterozygosis of a germline pathogenic deletion of exons 8-11 in BARD1 gene. The predictive genetic study of the family revealed the presence of this pathogenic variant in his deceased cancer affected relatives, confirming co-segregation of the deletion with the disease.</p><p><strong>Conclusions: </strong>To the best of our knowledge, this is the first published work in which this BARD1 deletion is detected in a family with familial colorectal cancer type X (FCCTX) syndrome, in which the clinical criteria for Lynch syndrome without alteration of the DNA mismatch repair (MMR) system are fulfilled. Whether this incidental germline finding is the cause of familial colorectal aggregation remains to be elucidated in scientific forums. Patients should be carefully assessed in specific cancer genetic counseling units to account for hypothetical casual findings in other genes, in principle unrelated to the initial clinical suspicion, but with potential impact on their health.</p>","PeriodicalId":55058,"journal":{"name":"Hereditary Cancer in Clinical Practice","volume":null,"pages":null},"PeriodicalIF":1.7,"publicationDate":"2023-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9883939/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9149747","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Psychological factors and the uptake of preventative measures in BRCA1/2 pathogenic variant carriers: results of a prospective cohort study. BRCA1/2致病变异携带者的心理因素和预防措施:一项前瞻性队列研究的结果
IF 1.7 4区 医学
Hereditary Cancer in Clinical Practice Pub Date : 2022-12-19 DOI: 10.1186/s13053-022-00244-y
Julia Dick, Anja Tüchler, Anne Brédart, Frank Vitinius, Kirsten Wassermann, Kerstin Rhiem, Rita K Schmutzler
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