scholarly journals Systolic anterior motion of the mitral valve associated with acute type A aortic dissection: a case report describing one-step surgery of ascending aortic replacement and interventricular septal myectomy

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Naoki Yamamoto ◽  
Koji Onoda

Abstract Background Systolic anterior motion of the mitral valve associated with acute type A aortic dissection is rare in daily clinical practice. The prevention of systolic anterior motion is important, because once it occurs, the hemodynamics may become unstable, leading to a critical situation. In the surgical procedure to treat systolic anterior motion, the prevention of new iatrogenic aortic intimal tears is important in the context of acute type A aortic dissection. Case presentation We present a case of systolic anterior motion in a 68-year-old woman with an acute type A aortic dissection and suspected acute relative adrenal insufficiency. Preoperative transthoracic echocardiography revealed left ventricular outflow tract obstruction due to systolic anterior motion without left ventricular hypertrophy and interventricular septal bulging due to a narrow aorto-mitral angle. We successfully performed a one-step surgery for ascending aortic replacement and interventricular septal myectomy using the needle stick technique for the treatment of systolic anterior motion. Conclusions Concomitant interventricular septal myectomy using the needle stick technique with thoracic aortic replacement is a safe and feasible technique. Interventricular septal myectomy may be effective in preventing postoperative unstable hemodynamics due to systolic anterior motion in the management of acute aortic dissection.

2021 ◽  
Vol 50 (4) ◽  
pp. 287-290
Author(s):  
Hiroki Moriuchi ◽  
Naoki Washiyama ◽  
Yuko Ohashi ◽  
Kazumasa Tsuda ◽  
Daisuke Takahashi ◽  
...  

2021 ◽  

We present a patient with an acute type A aortic dissection that involves the aortic root. The high mortality of patients with this condition is often associated with operations performed by surgeons with minimal experience dealing with aortic diseases. Therefore, less-experienced surgeons often opt for less complicated techniques like supracoronary ascending aortic replacement. However, according to the latest guidelines for the management of aortic diseases, the aortic root should be replaced when it is compromised by the dissection. The Bentall–de Bono technique treats the aortic root and demands less experience than valve-sparing aortic surgery.


2014 ◽  
Vol 155 (44) ◽  
pp. 1763-1767
Author(s):  
Miklós Pólos ◽  
Zoltán Szabolcs ◽  
Astrid Apor ◽  
István Édes ◽  
Erzsébet Paulovich ◽  
...  

Successful treatment of type A acute aortic dissection depends on the promptness of diagnostic evaluation and therapy. Fast diagnosis can be challenged by numerous complications such as myocardial ischemia, acute aortic insufficiency, and disturbances in organ perfusion and pericardial tamponade. The authors report the case history of a 72-year-old woman, who was admitted after resuscitation with ST segment elevation. Echocardiography revealed acute type A aortic dissection with signs of pericardial tamponade. An emergency operation consisting of the resection of the ascending aorta and the reconstruction of the aortic root was performed, which took six hours from admission until the end of the operation. Follow-up examinations demonstrated good left ventricular function and competent aortic valve. The authors propose that with the development of diagnostic and therapeutic options, faster and less invasive interventions will be introduced in near future for the treatment of acute aortic dissection, which may reduce the morbidity and mortality rates of this lethal illness. Orv. Hetil., 2014, 155(44), 1763–1767.


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