医学新知2023年2月第33卷第1期NewMedicine,Feb.2023,Vol.33,No.174https://yxxz.whuznhmedj.com/·实践与交流·DOI:10.12173/j.issn.1004-5511.202210028基金项目:国家自然科学基金面上项目(81972852)通信作者:谢丛华,博士,教授,主任医师,博士研究生导师,Email:chxie_65@whu.edu.cn免疫治疗相关乳腺反应性毛细血管增生症1例揭晨,余静,李如梦,龚俊,谢丛华武汉大学中南医院肿瘤放化疗科(武汉430071)【摘要】反应性毛细血管增生症(reactivecapillaryendothelialproliferation,RCEP)是卡瑞利珠单抗治疗过程中最常见的免疫相关不良反应(immune-relatedadverseevent,irAE)。在接受卡瑞利珠单抗单药治疗的晚期实体肿瘤患者中,大部分的患者会出现RCEP。临床上irAE主要发生在皮肤,而出现在乳腺的RCEP则非常罕见。本文报道了1例女性肺腺癌患者,在接受卡瑞利珠治疗后,出现了乳腺RCEP,未进行停药后自行消退。本文结合相关文献对其发生的机制及可能存在的临床意义进行了分析,旨在为临床实践提供参考策略。【关键词】反应性毛细血管增生症;乳腺;免疫治疗;卡瑞利珠单抗Acasereportofimmunotherapy-relatedbreastreactivecapillaryendothelialproliferationChenJIE,JingYU,Ru-MengLI,JunGONG,Cong-HuaXIEDepartmentofRadiationandMedicalOncology,ZhongnanHospitalofWuhanUniversity,Wuhan430071,ChinaCorrespondingauthor:Cong-HuaXIE,Email:chxie_65@whu.edu.cn【Abstract】Reactivecapillaryendothelialproliferation(RCEP)isthemostcommonimmune-relatedadverseevent(irAE)duringCamrelizumabtreatment.RCEPoccursinthemajorityofpatientswithadvancedsolidtumorswhoreceiveCamrelizumabmonotherapy.■isirAEmainlyoccursintheskinclinically,andRCEPinthebreastisquiterare.HerewereportacaseofafemalepatientwithlungadenocarcinomawhodevelopedbreastRCEPasterCamrelizumabtreatmentandregressedspontaneouslywithoutdrugwithdrawal.Weanalyzethemechanismofitsoccurrenceanditspossibleclinicalsignificancebasedonrelevantliterature,aimingtoprovideguidanceforclinicalpractice.【Keywords】Reactivecapillaryendothelialproliferation;Breast;Immunotherapy;Camrelizumab医学新知2023年2月第33卷第1期NewMedicine,Feb.2023,Vol.33,No.175https://yxxz.whuznhmedj.com/卡瑞利珠单抗是一种选择性、人源化、高亲和力的IgG4...