Diagnostic code
Diagnostic Code 8524: Internal Popliteal (Tibial) Nerve Rating Criteria
- CFR section
- 38 CFR § 4.124a
- Rating range
- 10% to 40%
- Rating levels
- 4
- Body system
- Neurological conditions
The VA rates Internal Popliteal (Tibial) Nerve under diagnostic code 8524 in 38 CFR § 4.124a. The table below is the full set of rating criteria, from the schedule itself, with the evidence factors raters look for at each level.
DC 8524 rating criteria
| Rating | Criteria |
|---|---|
| 10% | Mild incomplete paralysis What raters look formild |
| 20% | Moderate incomplete paralysis What raters look formoderate |
| 30% | Severe incomplete paralysis What raters look forsevere |
| 40% | Complete paralysis, plantar flexion lost, no toe flexion What raters look forcomplete; plantar flexion lost |
Condition guide
The rating criteria are only part of the picture for Radiculopathy. The Radiculopathy condition page covers service connection, common evidence problems, secondary conditions, and Board outcome patterns in depth.
Frequently asked questions
What is VA diagnostic code 8524?
Diagnostic code 8524 is the VA rating schedule entry for Internal Popliteal (Tibial) Nerve, found in 38 CFR § 4.124a. The VA assigns this code when it rates the condition and applies the criteria listed on this page.
What ratings are possible under DC 8524?
DC 8524 provides ratings of 10%, 20%, 30%, 40%. The percentage depends on which criteria your medical evidence documents, not on the diagnosis alone.
What does the highest rating under DC 8524 require?
The 40% rating for Internal Popliteal (Tibial) Nerve requires: Complete paralysis, plantar flexion lost, no toe flexion.