Pulsus paradoxus - Revision history

Danbot: Add reference

2026-03-22T10:07:16Z

Add reference

← Older revision		Revision as of 10:07, 22 March 2026
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	==Background==		==Background==
	*'''Definition:''' An exaggerated drop in systemic arterial pressure during inspiration (>10mmHg)		*'''Definition:''' An exaggerated drop in systemic arterial pressure during inspiration (>10mmHg)<ref>Spodick DH. Acute cardiac tamponade. N Engl J Med. 2003;349(7):684-690. PMID 12917306</ref>

	===Physiology===		===Physiology===

Elcatracho: /* Causes of pulsus paradoxus */

2021-02-15T00:12:10Z

Causes of pulsus paradoxus

← Older revision		Revision as of 00:12, 15 February 2021
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	===Causes of pulsus paradoxus===		===Causes of pulsus paradoxus===
	*Moderate to severe [[cardiac tamponade]]		*Moderate to severe [[cardiac tamponade]]
	*~~Constrictive~~ [[pericarditis]]		*[[Constrictive pericarditis]]
	*Active [[COPD]]/[[asthma]] exacerbation		*Active [[COPD]]/[[asthma]] exacerbation

SLuckettG: /* Measurement */

2019-03-07T20:38:22Z

Measurement

← Older revision		Revision as of 20:38, 7 March 2019
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	*Keep slowly deflating the cuff until you reach the highest BP when you hear sounds with every beat (no longer intermittent)		*Keep slowly deflating the cuff until you reach the highest BP when you hear sounds with every beat (no longer intermittent)
	**This corresponds to the systemic blood pressure during inspiration		**This corresponds to the systemic blood pressure during inspiration
	The difference between 2 and *3 is the "pulsus paradoxus"		*The difference between two pressures is the "pulsus paradoxus"
	** >10 mmH is considered significant		** >10 mmH is considered significant

SLuckettG: /* Measurement */

2019-03-07T20:37:05Z

Measurement

← Older revision		Revision as of 20:37, 7 March 2019
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	'''Intermitent Korotkoff Sounds - All Korotkoff Sounds = Pulsus Pressure (normal = <10mmHg)'''		'''Intermitent Korotkoff Sounds - All Korotkoff Sounds = Pulsus Pressure (normal = <10mmHg)'''

	*Inflate manual BP cuff ~~beyond the point where you hear any~~ Korotkoff sounds		*Inflate manual BP cuff until Korotkoff sounds disappear
	*Slowly deflate the cuff until ~~you start hearing any~~ sounds		*Slowly deflate the cuff until Korotkoff sounds re-appear
	**At the highest BP when you hear sounds intermittently (rather than with every heart beat), note the blood pressure		**At the highest BP when you hear sounds intermittently (rather than with every heart beat), note the blood pressure
	**This corresponds to the ~~higher~~ systemic blood pressure ~~which is~~ occurring during expiration		**This corresponds to the systemic blood pressure occurring during expiration
	*Keep slowly deflating the cuff until you reach the highest BP ~~in which~~ you hear sounds every beat		*Keep slowly deflating the cuff until you reach the highest BP when you hear sounds with every beat (no longer intermittent)
			**This corresponds to the systemic blood pressure during inspiration
	The difference between 2 and *3 is the "pulsus paradoxus"		The difference between 2 and *3 is the "pulsus paradoxus"
	**~~If it is~~ >10 ~~mmHg, it~~ is considered significant.		** >10 mmH is considered significant

	*Severe pulsus paradoxus can be palpated in the pulse as a weakening or disappearance of the pulse during inspiration		*Severe pulsus paradoxus can be palpated in the pulse as a weakening or disappearance of the pulse during inspiration

Neil.m.young: Text replacement - "==Diagnosis==" to "==Evaluation=="

2016-07-24T23:30:31Z

Text replacement - "==Diagnosis==" to "==Evaluation=="

← Older revision		Revision as of 23:30, 24 July 2016
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	*Active [[COPD]]/[[asthma]] exacerbation		*Active [[COPD]]/[[asthma]] exacerbation

	==~~Diagnosis~~==		==Evaluation==
	===Measurement===		===Measurement===
	'''Intermitent Korotkoff Sounds - All Korotkoff Sounds = Pulsus Pressure (normal = <10mmHg)'''		'''Intermitent Korotkoff Sounds - All Korotkoff Sounds = Pulsus Pressure (normal = <10mmHg)'''

Ostermayer: Text replacement - "Category:Cards" to "Category:Cardiology"

2016-03-22T13:53:33Z

Text replacement - "Category:Cards" to "Category:Cardiology"

← Older revision		Revision as of 13:53, 22 March 2016
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	*Stanford 25 Medical Blog (http://stanfordmedicine25.stanford.edu/the25/bppp.html)		*Stanford 25 Medical Blog (http://stanfordmedicine25.stanford.edu/the25/bppp.html)

	[[Category:~~Cards~~]]		[[Category:Cardiology]]

Rossdonaldson1: /* Differential Diagnosis */

2015-06-26T20:22:32Z

Differential Diagnosis

← Older revision		Revision as of 20:22, 26 June 2015
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	==Differential Diagnosis==		==Differential Diagnosis==
			===Causes of pulsus paradoxus===
	*Moderate to severe [[cardiac tamponade]]		*Moderate to severe [[cardiac tamponade]]
	*Constrictive [[pericarditis]]		*Constrictive [[pericarditis]]

Rossdonaldson1: /* Diagnosis */

2015-06-26T20:22:12Z

Diagnosis

← Older revision		Revision as of 20:22, 26 June 2015
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	**+LR = 3.3		**+LR = 3.3
	**-LR = 0.03		**-LR = 0.03

			==Management==
			*Treat underlying cause

	==See Also==		==See Also==

Rossdonaldson1: Rossdonaldson1 moved page Pulsus Paradoxus to Pulsus paradoxus

2015-06-26T20:21:22Z

Rossdonaldson1 moved page Pulsus Paradoxus to Pulsus paradoxus

← Older revision	Revision as of 20:21, 26 June 2015
(No difference)

Rossdonaldson1: /* Differential Diagnosis */

2015-06-26T20:21:12Z

Differential Diagnosis

← Older revision		Revision as of 20:21, 26 June 2015
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	==Differential Diagnosis==		==Differential Diagnosis==
	*Moderate to severe cardiac tamponade		*Moderate to severe [[cardiac tamponade]]
	*Constrictive pericarditis		*Constrictive [[pericarditis]]
	*Active COPD/asthma exacerbation		*Active [[COPD]]/[[asthma]] exacerbation

	==Diagnosis==		==Diagnosis==