Question

A 60-year-old with suspected PE has intermediate pretest probability and a positive age-adjusted D-dimer. What is the most appropriate initial imaging study?

Accepted Answer

CT pulmonary angiography with IV contrast

Answer

V/Q scan for all patients

Answer

Noncontrast chest CT

Answer

Lower-extremity venous ultrasound only

Answer

Echocardiography

Practice question

A 60-year-old with suspected PE has intermediate pretest probability and a positive age-adjusted D-dimer. What is the most appropriate initial imaging study?