European Journal of Echocardiography 2008 9(2):284-285; doi:10.1016/j.euje.2007.06.004
Published on behalf of the European Society of Cardiology. All rights reserved. © The Author 2007. For permissions please email: journals.permissions@oxfordjournals.org
Systolic aortic regurgitation
Daniel Saura*,
Josefa González,
Gonzalo de la Morena and
Mariano Valdés-Chávarri
Hospital Universitario Virgen de la Arrixaca, Carretera Murcia-Cartagena S/N, 30120 Murcia, Spain
Received 4 April 2007; accepted after revision 2 June 2007; online publish-ahead-of-print 24 August 2007.
* Corresponding author. Tel: + 34 657 30 12 39; fax: + 34 968 36 95 58. E-mail address: danielsaura{at}secardiologia.es
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Abstract
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Aortic regurgitation is normally a diastolic phenomenon. Echocardiographic
images of systolic aortic regurgitation in a patient with atrial
fibrillation and heart failure are presented, and haemodynamic
interpretation is provided.
Keywords: Aortic regurgitation; Atrial fibrillation; Echocardiography
A 64-year-old woman with a history of hypertension was admitted
to hospital with recent-onset atrial fibrillation and symptoms
of heart failure. In a recent checkup she was in normal sinus
rhythm and an echocardiogram had shown dilated left atrium,
normal left ventricular function, grade III/IV mitral regurgitation
and grade I/IV aortic regurgitation. A new transthoracic echocardiographic
examination before the heart rate was controlled demonstrated
that aortic regurgitation persisted during some systoles after
a short diastolic interval.
Figure 1 is a systolic still
frame of an echocardiographic parasternal long axis view colour
Doppler flow mapping, showing coexistence of mitral and aortic
regurgitation. Continuous-wave Doppler flow velocity spectrum
recorded from apical transducer position (
Figure 2) displayed
that beats with a short R-R interval only resulted in a decline
in aortic regurgitation velocity (second and fifth beats on
Figure 2) but not in antegrade aortic flow, since ventricular
systole was unable to overcome aortic pressure. Short diastoles
prevented adequate ventricular preload, leading to mechanical
ineffective contractions that contributed to the inefficiency
of heart work. Aortic regurgitation is a diastolic phenomenon,
but systolic aortic regurgitation has been described in arrhythmias
1,2 and after surgery for palliation of complex double-outlet right
ventricle.
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References
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- Kronzon I, Konecky N, Tunick PA. Systolic aortic regurgitation: a hemodynamic challenge for the clinician. J Am Soc Echocardiogr (1995) 8:941–3.[CrossRef][Medline]
- Giuffre RM, Musewe NN, Smallhorn JF, Freedom RM. Aortic regurgitation during systole: color flow mapping and Doppler interrogation following the Damus-Kaye-Stansel procedure. Pediatr Cardiol (1991) 12:46–8.[CrossRef][Web of Science][Medline]

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