EXtensive mulTilayer stEnt treatmeNt in Aortic disSectiOn

Inclusion Criteria: * Have a type B aortic dissection extending to the celiac trunk or beyond * Are eligible for thoracic endovascular treatment with stent grafts as per local guidelines, and physician's decision * Have been elected for treatment with commercially available stent graft as per their IFU within 90 days of dissection symptoms onset Exclusion Criteria: * General Exclusion Criteria: * Age \< 18 years * Pregnant, breast-feeding or planning on becoming pregnant during the entire duration of the study * Unable to provide written informed consent * Unable or unwilling to comply with the requirements of the study protocol * Taking part already in an investigational device or drug study that could interfere with the outcomes being studied * Active drug addiction or known history of drug abuse within one year of treatment * Medical Exclusion Criteria: * Aortic rupture, free or contained including haemothorax, increasing periaortic hematoma, or mediastinal hematoma * Aortic fistula * Suspicion of bowel necrosis or irreversible visceral ischemia * Stage 5 chronic kidney disease * Life expectancy of less than 2 years due to any other medical condition than the dissection to be treated * Active malignancy * Known sensitivities or allergies to the device materials (including cobalt, chromium, nickel) * Known sensitivities or allergies to contrast materials that cannot be pre-medicated * Mycotic aortic aneurysm or active systemic infection th…