Reports a pericardial hyperechoic ring on point-of-care ultrasound during cardiopulmonary resuscitation, suggesting a distinct echocardiographic sign during cardiac arrest.
Koya Akutagawa, MD, Kensuke Ito, MD, PhD, Raheel Ahmed; “Pericardial Hyperechoic Ring” on Point-of-Care Ultrasound During Cardiopulmonary Resuscitation, Eu
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Akutagawa et al. (2026) studied this question.
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