Prognostic impact of shock in patients with type A acute aortic syndrome. Results of a nationwide multicenter study.

Objective: To evaluate the clinical characteristics, imaging findings, treatment, and prognosis of patients with type A acute aortic syndrome (AAS-A) presenting with shock. To assess the impact of surgery on this patient population.

Methods: The study included 521 patients with A-AAS enrolled in the Spanish Registry of Acute Aortic Syndrome (RESA-III) from January 2018 to December 2019.

Spanish Registry of Acute Aortic Syndrome (RESA). Changes in therapeutic management and lower mortality in acute aortic syndrome.

Introduction And Objectives: The Spanish Registry of Acute Aortic Syndrome (RESA) was launched in 2005 to identify the characteristics of acute aortic syndrome (AAS) in Spain. The aim of this study was to analyze the differences in management and mortality in the 3 RESA iterations.

Methods: We analyzed data from patients with AAS prospectively included by 24 to 30 tertiary centers during the 3 iterations of the registry: RESA I (2005-2006), RESA-II (2012-2013), and RESA III (2018-2019).