Winquist and Hansen classification
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The Winquist and Hansen classification is a system of categorizing femoral shaft fractures based upon the degree of comminution.
Classification
| Type | Description |
|---|---|
| I | Transverse or short oblique fractures with no comminution or a small butterfly fragment of less than 25% of width of the bone |
| II | Comminuted with a butterfly fragment of 50% or less of the width of the bone |
| III | Comminuted with a large butterfly fragment of greater than 50% of the width of bone |
| IV | Segmental comminution |