An evaluation to rule out PE during pregnancy is especially challenging due to concerns regarding fetal radiation exposure. Clinical examinations are unreliable, and imaging the patient is essential.

Young women at risk of having a pulmonary embolism -- a potential life-threatening blockage in a lung artery -- should first undergo a ventilation/perfusion lung scan rather than a CT angiogram, ...

If a pregnant woman develops symptoms consistent with PE, the two most commonly used diagnostic procedures are ventilation-perfusion (V/Q) scan and spiral CT. Spiral CT is now the preferred diagnostic ...