Key Points ECGs display voltage changes across the cardiac cycle, captured as waveforms, segments, and intervals. Waveforms represent depolarization or repolarization events. Segments are baseline connections between waveforms, usually representing…
Key Points Rapid, Non-Invasive, High-Yield Tool: The STAT ECG is the single best screening test in acute care medicine. It is inexpensive, minimally invasive, and immediately available. Within seconds, it…
A 45-year-old woman presents to the ED with severe chest pain. She is minimally cooperative when trying to obtain a history and is requesting pain medication for severe pain. Physical…
A 48-year-old female presents to the ED with palpitations and near-syncope. She reports multiple episodes of palpitations in the past that have not been evaluated. The following ECG is obtained:
A 82-year-old woman presents to the ED “not feeling well”. She reports malaise, mild dyspnea, but denies any pain. Vital signs are normal. The following ECG is obtained on arrival…
A 45-year-old woman presents to the ED with severe chest pain. She is minimally cooperative when trying to obtain a history and is requesting pain medication for severe pain. Physical…