DVT complete diagnostic approach resident survival guide

Revision as of 13:04, 9 May 2014 by Rim Halaby (talk | contribs)
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Assess the pretest probability of PE using the modified Wells criteria
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Low pretest probability of PE
 
 
 
 
 
 
 
High pretest probability of PE
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Order D-dimer
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Normal D-dimer (<500 ng/ml)
 
Elevated D-dimer (>500 ng/ml)
 
 
 
 
 
Order CT pulmonary angiography
OR
V/Q scan
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
PE is excluded
 
 
 
 
 
 
Negative
 
 
Positive
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
PE is excluded
 
 
PE is confirmed