BACKGROUND Multiple primary malignant tumors(MPMTs)was first described by Billroth as early as 1889,with the first report published by Warren and Gates in 1932.Since then,numerous cases have been reported.A literature...BACKGROUND Multiple primary malignant tumors(MPMTs)was first described by Billroth as early as 1889,with the first report published by Warren and Gates in 1932.Since then,numerous cases have been reported.A literature review of 1104269 patients with cancer revealed that the incidence of MPMTs ranged from 0.73 to 11.7%.In recent years,however,there has been a significant upward trend in the incidence of this phenomenon,which may be associated with many different factors,including the advancement of modern diagnostic procedures facilitating the examination and diagnosis of more MPMTs,increased exposure to chemotherapy and radiotherapy that exacerbate the risk of new malignant tumors in patients with cancer,and prolonged survival of patients with cancer allowing sufficient time for the development of new primary cancers.AIM To analyze the incidence,clinical features,treatment factors,prevalence,and prognosis of patients with MPMTs in the gastrointestinal tract treated in a single center.Additionally,we analyzed the different tumor combinations,time interval between the occurrence of tumors,and staging.METHODS This retrospective cohort study analyzed 8059 patients with pathologically confirmed gastrointestinal malignant tumors treated at the Gansu Province Hospital in Lanzhou,Gansu,China between June 2011 and June 2020.Of these,85 patients had MPMTs.The clinical features,treatment factors,prevalence,and prognosis of this latter cohort were analyzed.RESULTS The incidence of MPMTs in patients with gastrointestinal malignant tumors was 1.05%(85/8059),including 83 double primary malignant tumors and two triple primary malignant tumors of which 57(67.06%)were synchronous MPMTs(SMPMTs)and 28(32.94%)were metachronous MPMTs(MMPMTs).The most frequent associations were found between the rectum colon cancers within the SMPMT category and the gastric-colon cancers within the MMPMT category.For the MMPMTs,the median interval was 53 months.The overall 1-,3-and 5-year survival rates from diagnosis of the first primary cancer were 91.36%,65.41%,and 45.97%,respectively;those from diagnosis of the second primary cancer were 67.90%,29.90%,and 17.37%,respectively.CONCLUSION MPMTs in the gastrointestinal tract have a high incidence and poor prognosis.Thus,it is necessary to perform both gastroscopy and colonoscopy in patients with gastrointestinal tumors.Multidisciplinary comprehensive diagnosis and treatment may improve the diagnosis rate and treatment efficiency of MPMTs.展开更多
Primary breast lymphoma is a rare disease. It is mainly found in female patients, the right breast in more frequently involved. The majority of PBL are diagnosed by biopsy or post- operative pathological findings. The...Primary breast lymphoma is a rare disease. It is mainly found in female patients, the right breast in more frequently involved. The majority of PBL are diagnosed by biopsy or post- operative pathological findings. The combined therapy regimen, the main part of which is CHOP chemotherapy, is the main stream. Radical surgery is to be avoided.展开更多
目的·探究肾脏累及的弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者的临床病理特征,包括临床基本信息、病理特征、基因突变谱与预后相关因素等。方法·回顾性分析2005年7月—2021年11月上海交通大学医学院附...目的·探究肾脏累及的弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者的临床病理特征,包括临床基本信息、病理特征、基因突变谱与预后相关因素等。方法·回顾性分析2005年7月—2021年11月上海交通大学医学院附属瑞金医院收治的149例肾脏累及的DLBCL患者的临床资料,包括治疗方案、疗效评价及分期等,并采用靶向测序(54个淋巴瘤相关基因)评估患者的基因突变情况。基于患者资料进行生存和预后因素分析。结果·在149例DLBCL肾脏累及的患者中,有87例患者(58.4%)年龄>60岁,121例患者(81.2%)AnnArbor分期为Ⅲ~Ⅳ期,27例患者(18.1%)美国东部肿瘤协作组评分≥2分,121例患者(81.2%)血清乳酸脱氢酶(lactate dehydrogenase,LDH)高于正常上限,111例患者(74.5%)至少存在2个以上淋巴结外器官受累,131例患者(87.9%)国际预后指数≥2分。患者的5年总生存率和5年无进展生存率分别为52.2%和50.4%。在病理特征中,145例患者(97.3%)诊断为非特指型DLBCL。按Hans分型,39例患者(26.2%)属生发中心亚型。在可评估疗效的144例患者中,87例(60.4%)患者取得完全缓解。此外,单因素分析显示:血清LDH升高是肾脏累及的DLBCL患者总体生存时间(P=0.048)和无进展生存时间(P=0.033)的不良预后因素;75例肾脏累及的DLBCL患者的靶向测序显示PIM1(n=23,31%)、MYD88(n=22,29%)、CD79B(n=21,28%)和KMT2D(n=18,24%)存在高频突变,其中CD79B突变与较差的总体生存时间相关(P=0.034)。结论·肾脏累及的DLBCL患者临床特征中血清LDH升高与不良预后有关,基因突变谱中CD79B突变与不良预后有关。展开更多
基金Supported by the Natural Science Foundation of Gansu Province,No.23JRRA1317,and No.22JR11RA252.
文摘BACKGROUND Multiple primary malignant tumors(MPMTs)was first described by Billroth as early as 1889,with the first report published by Warren and Gates in 1932.Since then,numerous cases have been reported.A literature review of 1104269 patients with cancer revealed that the incidence of MPMTs ranged from 0.73 to 11.7%.In recent years,however,there has been a significant upward trend in the incidence of this phenomenon,which may be associated with many different factors,including the advancement of modern diagnostic procedures facilitating the examination and diagnosis of more MPMTs,increased exposure to chemotherapy and radiotherapy that exacerbate the risk of new malignant tumors in patients with cancer,and prolonged survival of patients with cancer allowing sufficient time for the development of new primary cancers.AIM To analyze the incidence,clinical features,treatment factors,prevalence,and prognosis of patients with MPMTs in the gastrointestinal tract treated in a single center.Additionally,we analyzed the different tumor combinations,time interval between the occurrence of tumors,and staging.METHODS This retrospective cohort study analyzed 8059 patients with pathologically confirmed gastrointestinal malignant tumors treated at the Gansu Province Hospital in Lanzhou,Gansu,China between June 2011 and June 2020.Of these,85 patients had MPMTs.The clinical features,treatment factors,prevalence,and prognosis of this latter cohort were analyzed.RESULTS The incidence of MPMTs in patients with gastrointestinal malignant tumors was 1.05%(85/8059),including 83 double primary malignant tumors and two triple primary malignant tumors of which 57(67.06%)were synchronous MPMTs(SMPMTs)and 28(32.94%)were metachronous MPMTs(MMPMTs).The most frequent associations were found between the rectum colon cancers within the SMPMT category and the gastric-colon cancers within the MMPMT category.For the MMPMTs,the median interval was 53 months.The overall 1-,3-and 5-year survival rates from diagnosis of the first primary cancer were 91.36%,65.41%,and 45.97%,respectively;those from diagnosis of the second primary cancer were 67.90%,29.90%,and 17.37%,respectively.CONCLUSION MPMTs in the gastrointestinal tract have a high incidence and poor prognosis.Thus,it is necessary to perform both gastroscopy and colonoscopy in patients with gastrointestinal tumors.Multidisciplinary comprehensive diagnosis and treatment may improve the diagnosis rate and treatment efficiency of MPMTs.
文摘Primary breast lymphoma is a rare disease. It is mainly found in female patients, the right breast in more frequently involved. The majority of PBL are diagnosed by biopsy or post- operative pathological findings. The combined therapy regimen, the main part of which is CHOP chemotherapy, is the main stream. Radical surgery is to be avoided.
文摘目的·探究肾脏累及的弥漫性大B细胞淋巴瘤(diffuse large B-cell lymphoma,DLBCL)患者的临床病理特征,包括临床基本信息、病理特征、基因突变谱与预后相关因素等。方法·回顾性分析2005年7月—2021年11月上海交通大学医学院附属瑞金医院收治的149例肾脏累及的DLBCL患者的临床资料,包括治疗方案、疗效评价及分期等,并采用靶向测序(54个淋巴瘤相关基因)评估患者的基因突变情况。基于患者资料进行生存和预后因素分析。结果·在149例DLBCL肾脏累及的患者中,有87例患者(58.4%)年龄>60岁,121例患者(81.2%)AnnArbor分期为Ⅲ~Ⅳ期,27例患者(18.1%)美国东部肿瘤协作组评分≥2分,121例患者(81.2%)血清乳酸脱氢酶(lactate dehydrogenase,LDH)高于正常上限,111例患者(74.5%)至少存在2个以上淋巴结外器官受累,131例患者(87.9%)国际预后指数≥2分。患者的5年总生存率和5年无进展生存率分别为52.2%和50.4%。在病理特征中,145例患者(97.3%)诊断为非特指型DLBCL。按Hans分型,39例患者(26.2%)属生发中心亚型。在可评估疗效的144例患者中,87例(60.4%)患者取得完全缓解。此外,单因素分析显示:血清LDH升高是肾脏累及的DLBCL患者总体生存时间(P=0.048)和无进展生存时间(P=0.033)的不良预后因素;75例肾脏累及的DLBCL患者的靶向测序显示PIM1(n=23,31%)、MYD88(n=22,29%)、CD79B(n=21,28%)和KMT2D(n=18,24%)存在高频突变,其中CD79B突变与较差的总体生存时间相关(P=0.034)。结论·肾脏累及的DLBCL患者临床特征中血清LDH升高与不良预后有关,基因突变谱中CD79B突变与不良预后有关。
