Question

A 64-year-old with suspected PE and intermediate probability has hemodynamic stability. What is the preferred initial diagnostic approach?

Accepted Answer

Start with D-dimer, proceeding to CTPA if positive

Answer

Immediate thrombolysis

Answer

Lower extremity venous duplex only

Answer

V/Q scan for all regardless of CXR

Answer

CTPA for all low-risk patients first

Practice question

A 64-year-old with suspected PE and intermediate probability has hemodynamic stability. What is the preferred initial diagnostic approach?