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整体预后较差。据报道,ATTR-CM 患者诊断后的中位                             chonology,et al. Notice on the publication of the first list
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          存活时间仅为3~5年 。虽然氯苯唑酸问世时间不足5                               of rare disease catalogues[EB/OL].(2018-05-11)[2023-03-
          年,通过其治疗可使 ATTR-CM 患者的全因死亡风险下                            29]. https://www. gov. cn/gongbao/content/2018/content_
          降 30%,但治疗 30 个月时仍有近 50% 的患者死亡,这提                        5338244.htm.
                                         [5]
          示ATTR-CM患者的整体预后仍较差 。第二,目前国内                        [ 5 ]  MAURER M S,SCHWARTZ J H,GUNDAPANENI B,
                                                                  et  al.  Tafamidis  treatment  for  patients  with  transthyretin
          对ATTR-CM的诊断和治疗尚处于起步阶段。鉴于氯苯
                                                                  amyloid  cardiomyopathy[J].  N  Engl  J  Med,2018,379
          唑酸在国内上市不足3年,其对我国患者的治疗效果如
                                                                 (11):1007-1016.
          何值得进一步评估。笔者所在的重庆医科大学附属第
                                                             [ 6 ]  Alnylam. APOLLO-B:a study to evaluate patisiran in par‐
          一医院心血管内科(以下简称“本中心”)诊断出了重庆
                                                                  ticipants with transthyretin amyloidosis with cardiomyopa‐
          市首例ATTRv和首例ATTRwt患者。截至目前,在本中
                                                                  thy (ATTR  amyloidosis  with  cardiomyopathy)[EB/OL].
          心诊断出的所有 ATTR-CM 患者中,共计 6 例患者使用                          [2023-04-10].http://www.clinicaltrials.gov/ct2/show/NCT-
          了氯苯唑酸治疗,其病情均相对稳定,活动耐量较用药                                03997383.
          前也有所改善。因此,期待在国内进行更多关于ATTR-                         [ 7 ]  HANNA M Z,DAMY T,GROGAN M,et al. Impact of ta‐
          CM 的注册研究,以便更准确地了解患者的治疗和预后                               famidis  on  health-related  quality  of  life  in  patients  with
          状况。第三,ATTRv患者基因突变的位点受种族/人种、                             transthyretin amyloid cardiomyopathy:from the tafamidis
          区域等因素影响较大,药物治疗效果是否受不同突变位                                in  transthyretin  cardiomyopathy  clinical  trial[J]. Am  J
          点的影响值得深入研究。第四,氯苯唑酸的使用时机需                                Cardiol,2021,141:98-105.
          要进一步研究。临床部分患者诊断为ATTR-CM时心功                         [ 8 ]  COELHO T,MERLINI G,BULAWA C E,et al. Mecha‐
          能尚可,亦无其他脏器损害的表现,考虑到氯苯唑酸的                                nism of action and clinical application of tafamidis in he‐
                                                                  reditary transthyretin amyloidosis[J]. Neurol Ther,2016,5
          治疗费用较高,这类患者何时启动氯苯唑酸治疗是临床
                                                                 (1):1-25.
          面临的重要问题。此外,虽然目前美国FDA只批准了氯
                                                             [ 9 ]  GIBLIN G T,CUDDY S A M,GONZÁLEZ-LÓPEZ E,et
          苯唑酸用于ATTR-CM的治疗,但随着临床证据的增多,
                                                                  al.  Effect  of  tafamidis  on  global  longitudinal  strain  and
          将会有越来越多的药物批准用于 ATTR-CM 的治疗,这
                                                                  myocardial  work  in  transthyretin  cardiac  amyloidosis[J].
          些不同机制的药物可否联用、联用的效果和安全性如
                                                                  Eur Heart J Cardiovasc Imaging,2022,23(8):1029-1039.
          何,值得进一步研究。相信随着研究的深入和临床证据
                                                             [10]  CHAMLING B,BIETENBECK M,KORTHALS D,et al.
          的增加,未来会有更多的药物用于ATTR-CM的治疗,更                             Therapeutic value of tafamidis in patients with wild-type
          好地改善ATTR-CM患者的预后。                                       transthyretin  amyloidosis (ATTRwt)  with  cardiomyopa‐
          参考文献                                                    thy  based  on  cardiovascular  magnetic  resonance (CMR)
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          中国药房  2023年第34卷第21期                                              China Pharmacy  2023 Vol. 34  No. 21    · 2669 ·
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