Question

A 59-year-old with suspected PE is low risk by Wells; D-dimer is 720 ng/mL. Age is 59. Which interpretation is correct?

Accepted Answer

Positive; proceed to CT pulmonary angiography

Answer

D-dimer is negative using age-adjusted threshold; no imaging

Answer

Negative; discharge with aspirin

Answer

Use PERC rule to exclude without D-dimer

Answer

Order V/Q scan without further assessment

Practice question

A 59-year-old with suspected PE is low risk by Wells; D-dimer is 720 ng/mL. Age is 59. Which interpretation is correct?