Pulsus paradoxus may be noted on the bedside monitor when what is observed?
A) A decrease of more than 10 mm Hg in the arterial waveform during inhalation
B) A single, nonperfused beat on the electrocardiogram (ECG) waveform
C) Tall, tented T waves on the ECG waveform
D) An increase in pulse pressure greater than 20 mm Hg on exhalation

Question

Quizplus · Accepted Answer

Pulsus paradoxus is a decrease of more than 10 mm Hg in the arterial waveform that occurs during inhalation.It is caused by a fall in cardiac output (CO)as a result of increased negative intrathoracic pressure during inhalation.

Pulsus Paradoxus May Be Noted on the Bedside Monitor When