During an asthmatic episode, pulsus paradoxus is when a patient's blood pressure increases during inspiration.

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During an asthmatic episode, pulsus paradoxus is actually when a patient's blood pressure decreases during inspiration. This is due to the increased negative pressure in the thoracic cavity during inspiration, which can cause a decrease in venous return and subsequent decrease in stroke volume, leading to a temporary drop in blood pressure.

During an Asthmatic Episode, Pulsus Paradoxus Is When a Patient's