1) Physical Exam, ECG, Chest-x-ray, History


2)D-dimer-Elisa

----- if (-) ------> PE can be excluded

----- if (+) ------> Do Chst CT


3) Chest CT

----- if (+) ------> PE

4) V/Q scan

----- if (+) ------> PE

5) Venous Ultrasound

----- if (+) ------> PE

6) Pulmonary angiogram

----- if (+) ------> PE



* Further testing should be considered if the test is inconclusive or negative, with a persistent suspicion of PE.