Aortic dissection with intimal flap noted in the thoracic aorta commencing just distal to the subclavian artery branch point extending down to the T10 level. The maximum transverse diameter measures 57 mm just distal to the subclavian artery branch point. No evidence of atherosclerosis. No mediastinal haematoma or pericardial effusion seen. Mild cardiomegaly. Biapical blebs. No pneumothorax identified. Lingular bibasal atelectasis. No pleural effusion seen. No abnormality in the anterior chest wall identified, despite history of left mid clavicular line stabbing. No bony injury identified.
Type B aortic aneurysmal dissection with intimal flap seen extending to the T10 level.