Acute aortic syndromes include aortic dissection, penetrating atherosclerotic ulcer, and intramural hematomas, but aortic dissection is the most common and the deadliest.
Our recent issue Thoracic Aortic Syndromes in the Emergency Department: Recognition and Management summarizes the latest evidence on developing a differential for aortic dissection when common complaints, such as chest pain, abdominal pain, and syncope are also present.
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Here are a few key points:
- Acute aortic syndromes (AAS) include aortic dissection (AoD), intramural hematoma (IMH), and penetrating atherosclerotic ulcer (PAU).
- AoD is the most prevalent, accounting for 85%-95% of AAS; IMH 5%-25%; and PAU 2%-7%.
- The mortality rate of AoD is 1%-2% per hour after onset of symptoms; untreated, mortality is 90% at 3 months.
- Two-thirds of patients who present with AoD are males aged 50 to 70 years.
Last Updated on January 25, 2023