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G57.30 Neurological Parent Code
Updated March 2026

Lesion of lateral popliteal nerve, unspecified lower limb

ICD-10 Code: G57.30 · Body Part: Knee

QME Evaluation Process

Ankle dorsiflexion and eversion strength testing, sensory testing over dorsum of foot, EMG/NCS. LE impairment for foot drop.

Typical Impairment Rating

10-25% LE (4-10% WPI) depending on foot drop severity

AMA Guides Edition

5th Edition

Common Treatments

+ AFO brace
+ Physical therapy
+ Surgical decompression
+ Tendon transfer for persistent drop

Related Conditions

Body Part Guide

Knee Evaluation Guide

Impairment rating methods, common conditions, and QME evaluation protocols

View Guide →

QME Specialties for Lesion of lateral popliteal nerve, unspecified lower limb

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Browse QME-certified physicians who evaluate lesion of lateral popliteal nerve, unspecified lower limb and related knee conditions in California.

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Frequently Asked Questions

What is Lesion of lateral popliteal nerve, unspecified lower limb (G57.30)?

Lesion of lateral popliteal nerve, unspecified lower limb is an ICD-10 diagnosis code (G57.30) classified under Neurological conditions. It affects the Knee and is commonly encountered in California workers' compensation claims. QME physicians evaluate this condition using AMA Guides 5th Edition protocols.

How is G57.30 rated for impairment?

The typical whole person impairment (WPI) range for Lesion of lateral popliteal nerve, unspecified lower limb is 10-25% LE (4-10% WPI) depending on foot drop severity. The exact rating depends on clinical findings, imaging, and the evaluation method (DRE or ROM) chosen by the QME physician per AMA Guides 5th Edition.

What is the QME evaluation process for G57.30?

Ankle dorsiflexion and eversion strength testing, sensory testing over dorsum of foot, EMG/NCS. LE impairment for foot drop.

What treatments are common for Lesion of lateral popliteal nerve, unspecified lower limb?

Common treatments for Lesion of lateral popliteal nerve, unspecified lower limb include AFO brace, Physical therapy, Surgical decompression, Tendon transfer for persistent drop. Treatment appropriateness and outcomes are considered during the QME evaluation when determining permanent and stationary status and apportionment.