Presentations of aortic dissection based on affected structures

Clinical findings	Artery or structure involved
Aortic insufficiency or heart failure	Aortic valve
Myocardial infarction	Coronary artery (often right)
Cardiac tamponade	Pericardium
Hemothorax	Thorax
Horner syndrome (ptosis, miosis, anhidrosis)	Superior cervical sympathetic ganglion
Stroke or syncope	Brachiocephalic, common carotid, or left subclavian arteries
Upper extremity pulselessness, hypotension pain	Subclavian artery
Paraplegia	Intercostal arteries (give off spinal and vertebral arteries)
Back or flank pain; renal failure	Renal artery
Abdominal pain; mesenteric ischemia	Celiac or mesenteric arteries
Lower extremity pain, pulselessness, weakness	Common iliac artery

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