Cardiac tamponade as a cause of cardiac arrest: the role of point-of-care ultrasound in prehospital care

Cardiac tamponade is most commonly caused by pericarditis, acute aortic dissection, or cardiac trauma/rupture [1-2].Point-of-care ultrasound (POCUS) enables rapid diagnosis and treatment of cardiac tamponade, even in a prehospital setting [2-3].An emergency medical team was dispatched after a 65-year-old man was reported to be experiencing vomiting, diarrhea, pallor, and cyanosis since morning.Upon arrival, the team