Table 1.

Inclusion, exclusion and withdrawn criteria

Inclusion criteria

– Aged 18 years or older

– Patients with diagnosis of AAS confirmed by CTA, including aortic dissection, penetrating aortic ulcer or intramural hematoma

– Symptoms started within 14 days from surgery

– Patients received medical therapy, open surgical, endovascular, or hybrid repair

– Any other major cardiac surgical procedure concomitant with surgery for AAS, such as coronary artery bypass grafting or carotid artery replacement;

– The patient or guardian agrees to participate in this study

Exclusion criteria

– Patients aged < 18 years

– Onset of symptoms > 14 days from surgery

– AAS secondary to traumatic or iatrogenic injury

– Patients who declined participation in registration and follow-up investigation

Withdrawn criteria

-Patients presenting with one or more of the following conditions will be withdrawn from this study:

-The patient dissatisfies the inclusion criteria

-The patient withdraws the informed consent form

-Any situation where the investigators believe that the patient should discontinue from this study for safety reasons or conflict of interest of the patient

AAS Acute aortic syndrome, CTA Computed tomography angiography