Eichenholtz Classification (Charcot Foot)

(Modified) Eichenholtz classification (Eichenholtz 1966) of Charcot neuroarthropathy (stages 0-3), the temporal/radiographic staging of the neuropathic foot.

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Eichenholtz stage
Stage 1 - development / fragmentation

Result: Eichenholtz stage 1 (development / fragmentation): inflammation with radiographic osseous fragmentation, subluxation, and dislocation; the acute, unstable phase.

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What the result means

Stage 0
Prodromal / pre-radiographic: warm, swollen neuropathic foot; normal or near-normal radiographs. Active / at-risk.
Stage 1
Development / fragmentation: inflammation with osseous fragmentation, subluxation, dislocation. Active / unstable.
Stage 2
Coalescence: decreased inflammation; debris absorption, fragment fusion, sclerosis.
Stage 3
Reconstruction / consolidation: remodeling, rounding of bone ends, a stable fixed deformity.

What you enter

  • Eichenholtz stage
How this is calculated

Rosenbaum AJ, DiPreta JA. Classifications in Brief: Eichenholtz classification of Charcot arthropathy. Clin Orthop Relat Res. 2015;473(3):1168-1171. Original: Eichenholtz SN. Charcot Joints. Springfield, IL: Charles C. Thomas; 1966. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.