Template:PERC rule

PERC Rule Calculator

1. Check all of the following that are true:

	Age <50yr
	Pulse ox >94% (room air)
	HR <100
	No prior PE or DVT
	No recent surgery or trauma (within prior 4wk)
	No hemoptysis
	No estrogen use
	No unilateral leg swelling
→	In patients with low suspicion for PE (best-guess pre-test probability <15%) AND all are true, only 0.9% had PE (n=7527) and it can be ruled-out without further testing (i.e. no need for d-dimer)

Your score is 0 / 0