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肺部超声波与急性心力衰竭的胸部放射:心力衰竭史和肺溢出的影响
Kristina Cecilia Miger1,2, Anne Sophie Overgaard Olesen1,2, Johannes Grand3
1Department of Cardiology, Copenhagen University Hospital-Bispebjerg and Frederiksberg, 2200 Copenhagen, Denmark.
肺部超声波 (LUS) 和胸部放射 (CXR) 在慢性病例中显示急性心力衰竭 (AHF) 的准确性相似,但CXR对新发病的AHF更好. 包括胸腔溢出改善了AHF的LUS精度.
科学领域:
- 心脏病学 心脏病学
- 放射学 放射学是一门学科.
- 肺部病理学 肺部病理学
背景情况:
- 在非危急性呼吸障碍患者中,急性心力衰竭 (AHF) 诊断可能具有挑战性.
- 将肺超声波 (LUS) 和胸部放射 (CXR) 等诊断方式进行比较对于准确的AHF检测至关重要.
- 慢性心力衰竭和胸腔溢液对诊断准确性的影响需要进一步调查.
研究的目的:
- 为了前性地比较LUS和CXR在非危急患者的AHF的诊断性能.
- 评价慢性心力衰竭和多溢血对通过LUS和CXR检测AHF的影响.
- 使用低剂量胸部CT (LDCT) 作为客观的比较器,并使用心脏病学家判断的AHF作为参考标准.
主要方法:
- 一项对240名患有呼吸障碍的非临界病例 (≥50岁) 的观察性研究.
- 使用曲线下的面积 (AUC),灵敏度和特异性的LUS和CXR诊断精度的评估.
- 用条件概率比率对患者一级的方法进行比较,用LDCT作为比较器.
主要成果:
- 在LUS (包括流) 中,AUC达到0.82,而CXR的AUC达到0.80.
- 在患者水平上,CXR显示出比LUS具有统计学意义的优势 (OR = 1.51,p = 0.03).
- 在患有慢性心力衰竭的患者中,LUS和CXR的表现相似 (p = 0.87),但在没有慢性心力衰竭的患者中,CXR的表现优越 (p = 0.04).
结论:
- 在非危急性呼吸障碍患者中,结合多流改善了AHF检测LUS准确度.
- 根据心力衰竭史,LUS和CXR的诊断性能有所不同.
- 对于新发性AHF,CXR优越,而LUS和CXR在慢性心力衰竭中表现相似.
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