Author: Derek Stokes, MD
Affiliation: University of Utah
Co Author(s): Dan Cushman, MD
Senior Editor: Wesley Troyer, DO
Clinical Vignette: 51-year-old male with acute onset severe knee pain after attempting to snap a branch with a stomping mechanism while camping. Patient reported that the branch "hit him in the knee". Patient was evaluated and placed in a hinged knee brace locked in extension at an outside ED and referred to clinic. Clinical evaluation 3 days later identified diffuse ecchymosis and palpable defect proximal to the left patella along with a knee extensor lag.
Type of Probe Used: 15-4 linear transducer