Preimplantation genetic testing(PGT),which was developed as an alternative to prenatal genetic testing,allows couples to avoid pregnancies with abnormal chromosomes and the subsequent termination of the affected fetus...Preimplantation genetic testing(PGT),which was developed as an alternative to prenatal genetic testing,allows couples to avoid pregnancies with abnormal chromosomes and the subsequent termination of the affected fetus.Originally used for early onset monogenic conditions,PGT is now used to prevent various types of inherited cancer conditions based on the development of PGT technology,assisted reproductive techniques(ARTs),and in vitro fertilization(IVF).This review provides insights into the potential benefits and challenges associated with the application of PGT for hereditary cancer and provides an overview of the existing literature on this test,with a particular focus on the current challenges related to laws,ethics,counseling,and technology.Additionally,this review predicts the future potential applications of this method.Although PGT may be utilized to predict and prevent hereditary cancer,each case should be comprehensively evaluated.The motives of couples must be assessed to prevent the misuse of this technique for eugenic purposes,and non-pathogenic phenotypes must be carefully evaluated.Pathological cases that require this technology should also be carefully considered based on legal and ethical reasoning.PGT may be the preferred treatment for hereditary cancer cases;however,such cases require careful case-by-case evaluations.Therefore,this study concludes that multidisciplinary counseling and support for patients and their families are essential to ensure that PGT is a viable option that meets all legal and ethical concerns.展开更多
目的总结Norrie病家系合并女方为未分化结缔组织病及血栓患者通过胚胎植入前单基因遗传学检测(preimplantation genetic testing for monogenic,PGT-M)助孕临床诊疗经验。方法报道通过生殖遗传、生殖医学、眼科、风湿内科及产科多学科诊...目的总结Norrie病家系合并女方为未分化结缔组织病及血栓患者通过胚胎植入前单基因遗传学检测(preimplantation genetic testing for monogenic,PGT-M)助孕临床诊疗经验。方法报道通过生殖遗传、生殖医学、眼科、风湿内科及产科多学科诊疗,对1例NDP基因第2外显子杂合缺失合并未分化结缔组织病及血栓病的患者进行家系构建、促排取卵、胚胎检测、冻融胚胎移植、羊膜腔穿刺、孕期及围产期监测的临床经过。结果该患者成功妊娠并足月分娩1名健康女婴。结论通过对该夫妇进行多学科诊疗管理,1个周期的PGT-M助孕使患者顺利获得健康的后代,减轻患者的心理和生理负担。展开更多
文摘Preimplantation genetic testing(PGT),which was developed as an alternative to prenatal genetic testing,allows couples to avoid pregnancies with abnormal chromosomes and the subsequent termination of the affected fetus.Originally used for early onset monogenic conditions,PGT is now used to prevent various types of inherited cancer conditions based on the development of PGT technology,assisted reproductive techniques(ARTs),and in vitro fertilization(IVF).This review provides insights into the potential benefits and challenges associated with the application of PGT for hereditary cancer and provides an overview of the existing literature on this test,with a particular focus on the current challenges related to laws,ethics,counseling,and technology.Additionally,this review predicts the future potential applications of this method.Although PGT may be utilized to predict and prevent hereditary cancer,each case should be comprehensively evaluated.The motives of couples must be assessed to prevent the misuse of this technique for eugenic purposes,and non-pathogenic phenotypes must be carefully evaluated.Pathological cases that require this technology should also be carefully considered based on legal and ethical reasoning.PGT may be the preferred treatment for hereditary cancer cases;however,such cases require careful case-by-case evaluations.Therefore,this study concludes that multidisciplinary counseling and support for patients and their families are essential to ensure that PGT is a viable option that meets all legal and ethical concerns.
文摘目的总结Norrie病家系合并女方为未分化结缔组织病及血栓患者通过胚胎植入前单基因遗传学检测(preimplantation genetic testing for monogenic,PGT-M)助孕临床诊疗经验。方法报道通过生殖遗传、生殖医学、眼科、风湿内科及产科多学科诊疗,对1例NDP基因第2外显子杂合缺失合并未分化结缔组织病及血栓病的患者进行家系构建、促排取卵、胚胎检测、冻融胚胎移植、羊膜腔穿刺、孕期及围产期监测的临床经过。结果该患者成功妊娠并足月分娩1名健康女婴。结论通过对该夫妇进行多学科诊疗管理,1个周期的PGT-M助孕使患者顺利获得健康的后代,减轻患者的心理和生理负担。
