Any high-risk condition
(Marfan/other connective tissue disease, family history of aortic disease, known aortic valve disease,
recent aortic manipulation, known thoracic aortic aneurysm)
Any high-risk pain feature
(Chest, back, or abdominal pain described as abrupt onset, severe intensity, or ripping/tearing)
Any high-risk exam feature
(Pulse deficit, systolic BP differential, focal neurologic deficit with pain, new aortic insufficiency murmur with pain,
hypotension/shock)
ADD-RS (Aortic Dissection Detection Risk Score)
ADD-RS Total:0/3
Recommendation:
Proceed to D-dimer testing according to ADD-RS; if <500 ng/mL, consider stopping dissection workup, or if ≥500 ng/mL, consider CTA.