Optimal Elbow Positions for Identification of the Radial Collateral Ligament Using Ultrasonography.
Chul-Hyun ParkBeom Suk KimJae Hyun LeeSun Gun ChungPublished in: PM & R : the journal of injury, function, and rehabilitation (2019)
Our findings suggest that elbow flexion at 90° or 120° is optimal for visualization of the RCL with the least possibility of anisotropy under ultrasonography, suggesting that the elbow should be flexed considerably beyond the conventional extended or slightly flexed position.