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狗的心声回声学三 E 峰值速度和中央静脉压力之间的正相关性:一项初步研究
Zahra Jafari-Giv1, Alireza Vajhi1, Saeed Farzad-Mohajeri1,2
1Department of Surgery and Radiology, Faculty of Veterinary Medicine, University of Tehran, Tehran, Iran.
概括
使用心声学对狗的中央静脉压 (CVP) 估计具有挑战性. 虽然E峰值速度显示了一些相关性,三管E显示了一些相关性.
科学领域:
- 兽医心脏病学 兽医心脏病学
- 诊断成像 诊断成像 诊断成像
- 关键护理医学 关键护理医学
背景情况:
- 中心静脉压 (CVP) 对于评估狗的心脏功能和流体状况至关重要.
- 通过导管测量侵入性CVP测量是高风险和不切实际的严重病情的犬病患者.
- 寻求非侵入性心声回声学方法来估计兽医学中的CVP.
研究的目的:
- 评估使用心声回声学三 E / E'比率来估计健康狗的CVP的可行性.
- 评估非侵入性心声回声学参数与在低血压症下侵入性心脏内膜张力测量之间的相关性.
主要方法:
- 十个健康,麻醉的狗经历了由抽血诱导的受控低血压.
- 记录了三管峰值E和E'速度的心声测量.
- 在回声心脏学指数和侵入性测量CVP之间进行了相关性分析.
主要成果:
- 在低血压期间,E峰值速度与CVP有显著的负相关性 (r = -0.44,P = .001).
- 三巴E'的峰值速度与CVP没有相关.
- 在这项犬研究中,E/E'比率并不是可靠的CVP指标.
结论:
- 峰值速度可能提供对狗的CVP变化的一些见解,但需要进一步验证.
- 三门E'峰值速度和E/E'不是可靠的CVP的非侵入性估计器.
- 需要进一步的研究,以确定准确的非侵入性方法来评估犬病患者的CVP.
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Preparation of Equipment:
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:
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Auscultation is the process of listening to these internal body sounds using a stethoscope. The heart produces four types of sounds, but only two—S1 and S2—can usually be heard with a stethoscope.
S1, also known as the "lub" sound, is caused by the closure of atrioventricular (A-V) valves at the...
Auscultation is the process of listening to these internal body sounds using a stethoscope. The heart produces four types of sounds, but only two—S1 and S2—can usually be heard with a stethoscope.
S1, also known as the "lub" sound, is caused by the closure of atrioventricular (A-V) valves at the...
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Normal Heart Sounds
S1 (First Heart Sound)-
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S2 (Second Heart Sound)-
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Normal Heart Sounds
S1 (First Heart Sound)-
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S2 (Second Heart Sound)-
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