A low-risk ED patient (Wells low) is PERC negative for PE. Vitals normal; no hemoptysis, estrogen use, surgery, unilateral leg swelling, tachycardia, ...

Question

A low-risk ED patient (Wells low) is PERC negative for PE. Vitals normal; no hemoptysis, estrogen use, surgery, unilateral leg swelling, tachycardia, prior VTE, long travel, or hypoxia. Best next step?

Accepted Answer

No further testing for PE

Answer

Order D-dimer

Answer

Order CT pulmonary angiography

Answer

Start empiric anticoagulation

Answer

Order V/Q scan

Pulmonary Embolism (diagnosis) — MRCEM SBA MCQ

A low-risk ED patient (Wells low) is PERC negative for PE. Vitals normal; no hemoptysis, estrogen use, surgery, unilateral leg swelling, tachycardia, prior VTE, long travel, or hypoxia. Best next step?