Q: 52 year old male presented to ER with chest pain radiating to back. Which one blood test may rule out Aortic dissection?
Answer: Negative D-Dimer
A D-dimer <0.1 µg/mL will exclude Acute Aortic Dissection in all cases.
|Type||Time period differentiation|
|Paroxysmal||recurrent episodes that self-terminate in less than 7 days.|
|Persistent||recurrent episodes that last more than 7 days|
|Permanent|| an ongoing long-term episode|