<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Congenital aortic stenosis (AS) occurs in around 0.2–0.5% of newborns, and its clinical severity is quite variable. Some of the newborns with AS require urgent medical care: prostaglandin infusion, balloon aortic valvuloplasty, or surgical intervention. Despite having a severe clinical evolution in neonates, the prenatal diagnosis of congenital AS is quite low. We present the case of a fetus with critical AS, who had been prenatally diagnosed at 35 weeks of gestation, via fetal cardiac ultra-sound. The echocardiographic parameters revealed a severely depressed left ventricular systolic function, with dilated chambers, and a severe aortic stenosis. Offline speckle-tracking analysis was performed in order to aid in deciding the optimal methods and timing of delivery. Left ventricular analysis revealed a severely impaired global longitudinal strain of 2.1%, left ventricular ejection fraction 18.4%, increased LV volumes, while the right ventricular function was only mildly depressed. Therefore, the decision was to delay the premature delivery, and the fetus was born at a gestational age of 38 weeks, in a hospital with a neonatal cardiovascular surgery department. The patient had undergone surgical repair of the cardiac anomaly at 3 days after birth.</p></abstract>

Congenital aortic stenosis (AS) occurs in around 0.2–0.5% of newborns, and its clinical severity is quite variable. Some of the newborns with AS require urgent medical care: prostaglandin infusion, balloon aortic valvuloplasty, or surgical intervention. Despite having a severe clinical evolution in neonates, the prenatal diagnosis of congenital AS is quite low. We present the case of a fetus with critical AS, who had been prenatally diagnosed at 35 weeks of gestation, via fetal cardiac ultra-sound. The echocardiographic parameters revealed a severely depressed left ventricular systolic function, with dilated chambers, and a severe aortic stenosis. Offline speckle-tracking analysis was performed in order to aid in deciding the optimal methods and timing of delivery. Left ventricular analysis revealed a severely impaired global longitudinal strain of 2.1%, left ventricular ejection fraction 18.4%, increased LV volumes, while the right ventricular function was only mildly depressed. Therefore, the decision was to delay the premature delivery, and the fetus was born at a gestational age of 38 weeks, in a hospital with a neonatal cardiovascular surgery department. The patient had undergone surgical repair of the cardiac anomaly at 3 days after birth.

Ventricular Dysfunction in the Case of the Sever Fetal Aortic Stenosis – the Role of Speckle-tracking

“George Emil Palade” University of Medicine

Emergency Institute of Cardiovascular Diseases and Transplantation

Journal of Cardiovascular Emergencies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Congenital aortic stenosis (AS) occurs in around 0.2–0.5% of newborns, and its clinical severity is quite variable. Some of the newborns with AS require urgent...

Ventricular Dysfunction in the Case of the Sever Fetal Aortic Stenosis – the Role of Speckle-tracking

Pubblicato online: 18 apr 2020

Pagine: 20 - 23

Ricevuto: 16 ott 2019

Accettato: 23 nov 2019

DOI: https://doi.org/10.2478/jce-2019-0016

Parole chiave
congenital aortic stenosis, speckle-tracking, left ventricular dysfunction

© 2020 Liliana Gozar et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Ventricular Dysfunction in the Case of the Sever Fetal Aortic Stenosis – the Role of Speckle-tracking

Pubblicato online: 18 apr 2020

Pagine: 20 - 23

Ricevuto: 16 ott 2019

Accettato: 23 nov 2019

DOI: https://doi.org/10.2478/jce-2019-0016

Parole chiavecongenital aortic stenosis, speckle-tracking, left ventricular dysfunction

© 2020 Liliana Gozar et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
congenital aortic stenosis, speckle-tracking, left ventricular dysfunction