Acute aortic coarctation is a common symptom of cardiac surgical emergencies and sudden onset of severe chest and back pain. Patients with a history of hypertension should take antihypertensive medication before visiting the hospital; 2, it is best to bring previous medical records and records of the use of antihypertensive medication before the onset of the disease; 3, it is best to adopt a lying position during the visit to avoid excessive bumps; 4, after admission to the hospital, complete the whole aortic intensive CT examination as soon as possible to clarify the diagnosis; 5, after admission to the hospital, control blood pressure as soon as possible, and take beta-blockers (aminocardium) as well. If the patient needs to be transferred to another hospital, try not to terminate the blood pressure control treatment during the transfer process, and make sure to carry the enhanced CT film to avoid delaying the surgery.