Lower Extremity Impairment (LE)
Definition
Impairment of the leg, from hip to toes, rated under Chapter 17 of the AMA Guides 5th Edition. Lower extremity impairment is calculated as a percentage of the extremity based on range of motion loss, joint instability, muscle weakness, or diagnosis-based criteria, then converted to whole person impairment.
Key Facts About LE in 2026
QME Physicians in CA
~2,500
Evaluation Fee Range
$2,500-$4,000
Report Deadline
30 days
Avg AI-Assisted Turnaround
14 days
Related Terms
Frequently Asked Questions
What is a Lower Extremity Impairment (LE)?
Impairment of the leg, from hip to toes, rated under Chapter 17 of the AMA Guides 5th Edition. Lower extremity impairment is calculated as a percentage of the extremity based on range of motion loss, joint instability, muscle weakness, or diagnosis-based criteria, then converted to whole person impairment.
How is lower extremity impairment calculated in California?
Lower Extremity Impairment in California workers' compensation is typically determined using the AMA Guides to the Evaluation of Permanent Impairment, 5th Edition (2001). QME and AME physicians use standardized rating methods to ensure consistency across evaluations.