デバイス測定による毛細血管再充満時間による救急科における重症患者の特定
Yayoi Miwa1, Satoshi Karasawa1, Takashi Shimazui1
1Department of Emergency and Critical Care Medicine, Chiba University Graduate School of Medicine, 1-8-1 Inohana, Chuo, Chiba, 260-8677, Japan.
Scientific reports
|January 12, 2026
まとめ
救急科におけるデバイス測定による毛細血管再充満時間(CRT)は、患者の重症度を示す有用な指標です。CRTの延長は、重症度スコアの上昇と関連しており、早期特定に役立ちます。
科学分野:
- 救急医学
- 集中治療医学
- 生理学
背景:
- 毛細血管再充満時間(CRT)は、組織灌流の非侵襲的測定法です。
- 救急部門(ED)におけるその有用性、特に定量デバイスを用いた場合の有用性は、さらなる調査が必要です。
研究 の 目的:
- ED到着時のデバイス測定によるCRTと臨床的重症度との関連を評価すること。
- CRTが重症患者の早期特定に役立つかどうかを判断すること。
主な方法:
- 救急車で到着した119人の成人患者を対象とした前向き単一施設観察研究。
- 定量CRTデバイスを使用して測定を行い、3回の測定値の平均値を分析した。
- 重症度はAPACHE IIスコアが25以上と定義した。
主要な成果:
- CRTは、APACHE IIスコアが高い患者(2.56秒 vs 1.67秒、p=0.0012)で有意に延長していた。
- デバイス測定によるCRTは、乳酸(0.702 vs 0.669)よりも高いROC曲線下面積を示した。
- CRTは乳酸と正の相関を示し、SOFAスコアとは傾向が見られた。
結論:
- デバイス測定によるCRTは、EDにおける臨床的重症度と関連していた。
- CRTは、重症患者を特定するための早期マーカーとして機能する可能性がある。
- 定量CRT評価は、救急設定におけるさらなる臨床的有用性研究に値する。
関連する概念動画
Cardiovascular System Abnormal Findings I: Inspection and Palpation
806
In a cardiovascular examination, inspection and palpation are crucial for identifying abnormalities.
Abnormal findings observed during an inspection
Abnormal findings observed during an inspection
806
Assessment of the Cardiovascular System III: Palpation
997
Palpation involves feeling the body to evaluate texture, size, consistency, and tenderness for assessing cardiovascular health. The following steps are organized in a head-to-toe order:
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
Jugular Venous Pressure (JVP) Measurement
Position the patient at a thirty- to forty-five-degree angle or in a semi-fowler's position. Look for the highest point of pulsation in the internal jugular vein and measure the vertical distance to the angle of Loius or sternal angle. A normal JVP is 3-4 cm above...
997
Assessment of Diffusion and Perfusion
1.5K
Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this...
1.5K
Acute Coronary Syndrome III: Diagnostic Studies
207
Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
207
Assessment of apical radial pulse
1.2K
Apical-Radial (A-R) Pulse Assessment
The A-R pulse assessment involves simultaneous evaluation of the apical and radial pulses. When the apical and radial pulse rates vary, this assessment helps identify a pulse deficit.
Pre-Procedural Preparation
The A-R pulse assessment involves simultaneous evaluation of the apical and radial pulses. When the apical and radial pulse rates vary, this assessment helps identify a pulse deficit.
Pre-Procedural Preparation
1.2K
Special considerations while measuring pulse
895
Assessing a patient's pulse is a fundamental skill in healthcare, but certain situations require special attention:
895


