To determine the utility and the sensitivity of the serum D-dimer as a laboratory test for acute aortic dissection a lot of studies have been done. The main question is: is a serum D-dimer a sensitive and useful test for patients who present with symptoms of acute aortic dissection?
PICO
P Patients with acute aortic dissection
I Determine serum D-dimer
C Radiological tests
O The serum D-dimer cut off level to prove aortic dissection