急救時的超音波應用其實不少，例如下圖所示的CASA Exam
Introducing the CASA Exam: A New Protocol to Guide Point-Of-Care Ultrasound in Cardiac Arrest
亞東急救團隊提出整合TTE & TEE的CURE (Core Ultrasound in REsuscitation) 也是很棒的流程，
兼顧了急救開始、急救中和急救復甦後的相關應用。
Core Ultrasound in REsuscitation (CURE): A novel protocol for ultrasound-assistant life support via application of both transesophageal and transthoracic ultrasound
急救的結果有時不如人願，何時該放手呢 ?
對急救持續無反應且找不到可矯正的原因時，可能就需要放手，
如影片所示，無心臟的收縮活動，這是不好的預後。
Prognostic value of point-of-care ultrasound during cardiac arrest: a systematic review
肝臟內出現hepatic portal vein gas (HPVG)在急救中並不罕見，
急救中出現HPVG也是個不好的預後。
Hepatic portal venous gas associated with poor outcome in out-of-hospital cardiac arrest patients
