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Scaphoid Fracture: Extended Herbert Classification |
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| A | Acute, Stable |
A1 | Tubercle |
| A2 | Nondisplaced crack in the waist | ||
| B | Acute, Unstable |
B1 | Oblique, distal third |
| B2 | Displaced or mobile, waist | ||
| B3 | Proximal pole B3a Scapholunate angle <60 B3b Scapholunate angle >60 |
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| B4 | Fracture-Dislocation | ||
| B5 | Comminuted | ||
| C | Delayed Union | ||
| D | Established nonunion | D1 | Fibrous D1a Shortened <2mm D1b Shortened >2mm D1c With SLAC changes |
| D2 | Sclerotic D2a Shortened <2mm D2b Shortened >2mm D2c With SLAC changes |
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| Descriptive: | |||
| Special studies | Scaphoid view Kinematic Wrist views |
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| Scaphoid bone |