[Chronic aortic syndrome: how to follow patients, which complications and when to treat?].

After the acute phase, if patient survives, the disease is still present. Chronic stage is defined as the period after the first month following the acute phase. Follow-up of the thoracic aorta is mandatory and even at the abdominal level to check the risk of rupture. In case of aortic dissection, late complications such as chronic malperfusion syndrome, but also secondary localisation of the disease, the risk factor indicate a role for the global management of the patient. The main objective of this article is to insist on the necessity to a close follow-up.