《患有糖尿病和急性冠状动脉综合征的患者中补充氧气》

  • 来源专题:重大新药创制—内分泌代谢
  • 编译者: 李永洁2
  • 发布时间:2019-12-13
  • 在急性冠状动脉综合征患者的初始治疗中,氧补充一直是一个基石。而共识缺氧患者存在氧气补充,补充氧气也被经常使用在那些出现急性心肌梗塞(MI)与正常氧饱和度基于基本原理,氧气疗法可以改善缺血性心肌供氧,从而减少梗塞大小和并发症。事实上,报告补充氧气来缓解心绞痛是早在1900年描述。这些报告是紧随其后的是小型研究表明氧气补充在急性心肌梗死中获益,但这些研究都限于缺乏随机化和选取终点确定。尽管如此,辅助供氧还是被纳入了常规临床实践中,2007年心脏病学实践指南就证明了这一点,该指南建议所有急性冠状动脉综合征患者在发病后6小时内进行常规供氧。而救护人员中,98%的被调查者报告使用氧气补充治疗疑似心肌梗死,55%认为氧气降低了死亡风险。但依然存在争论。

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    • 来源专题:重大新药创制—内分泌代谢
    • 编译者:李永洁2
    • 发布时间:2015-11-06
    • 本研究首次提供的证据表明,2型糖尿病的糖尿病足综合征与内皮功能障碍和大动脉僵硬度增加有关。血管内皮功能障碍发生在糖尿病发展过程的早期阶段,而血管弹性的损伤是在糖尿病患者中是一个渐进的过程。结果表明增加动脉僵硬度与T2D时间(独立于血糖控制),这表明一个持续的血管硬化,这与糖尿病足综合征显著性相关。进一步的研究是需要阐明这些广泛使用的血管功能指标是否可以作为糖尿病患者风险分层的筛选标准。
  • 《筛查急性冠脉综合征后的抑郁症》

    • 来源专题:心血管疾病防治
    • 编译者:张燕舞
    • 发布时间:2018-05-22
    • 急性冠脉综合征后,患者抑郁症风险增加。 在对6项前瞻性观察研究(超过1700名患者)的系统回顾中,急性冠状动脉综合征患者单相性重度抑郁症筛查的诊断准确性(表1)与令人满意,并与一般人群中观察到的相当。建议在急性冠状动脉综合征患者中筛查抑郁症,并在筛查中实施服务以确保随访的诊断和治疗。 Background Patients who have had an acute coronary syndrome (ACS) event have an increased risk for depression. Purpose To evaluate the diagnostic accuracy of depression screening instruments and to compare safety and effectiveness of depression treatments in adults within 3 months of an ACS event. Data Sources MEDLINE, EMBASE, PsycINFO, CINAHL, and Cochrane Database of Systematic Reviews from January 2003 to August 2017, and a manual search of citations from key primary and review articles. Study Selection English-language studies of post-ACS patients that evaluated the diagnostic accuracy of depression screening tools or compared the safety and effectiveness of a broad range of pharmacologic and nonpharmacologic depression treatments. Data Extraction 2 investigators independently screened each article for inclusion; abstracted the data; and rated the quality, applicability, and strength of evidence. Data Synthesis Evidence from 6 of the 10 included studies showed that a range of depression screening instruments produces acceptable levels of diagnostic sensitivity, specificity, and negative predictive values (70% to 100%) but low positive predictive values (below 50%). The Beck Depression Inventory-II was the most studied tool. A large study found that a combination of cognitive behavioral therapy (CBT) and antidepressant medication improved depression symptoms, mental health-related function, and overall life satisfaction more than usual care. Limitation Few studies, no evaluation of the influence of screening on clinical outcomes, and no studies addressing several clinical interventions of interest. Conclusion Depression screening instruments produce diagnostic accuracy metrics that are similar in post-ACS patients and other clinical populations. Depression interventions have an uncertain effect on cardiovascular outcomes, but CBT combined with antidepressant medication produces modest improvement in psychosocial outcomes. Primary Funding Source Agency for Healthcare Research and Quality (PROSPERO: CRD42016047032).