Hocus POCUS
Hypotensive 88 year old with altered mental status.
This ventilator mode.
This ECG, and its treatment.
The trigger for the breaths on this assist control ventilation strip.

This mode utilizes very short expiratory time for pressure release. It has a severe I:E ratio. In this mode, it does not allow for complete exhalation.
The condition, and the pathognomonic ECG finding.
The eponymous sign shown above.
The pathologic condition implied.
The finding in this CCU patient with a new murmur on post STEMI day 3.
The pathologic finding in this A-line tracing.