Limb Symmetry Index

Introduction The Limb Symmetry Index (LSI) is a ratio of performance between limbs that is frequently used to assess the function of the lower limb and track the progression of rehabilitation post-Anterior Cruciate Ligament reconstruction.

The Limb Symmetry Index (LSI) is an excellent guide to objectively determine discrepancies in your patient’s upper and/or lower limb strength, function, and mobility