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Open phalangeal Fracture: Duncan classification
| Duncan Open Phalangeal Fracture Wound Classification |
| I |
Tidy laceration less than 1 cm in length, no soiling, no soft tissue
loss or crush. Basically a puncture wound from within or without. |
| II |
Tidy laceration less than 2 cm in length, from outside in, no soiling,
no soft tissue crush or loss. partial muscle laceration. |
| IIIA |
Laceration greater than 2 cm. penetrating or puncturing projectile
wound. Any frankly soiled wound. |
| IIIB |
Same as III A + any periosteal elevation or stripping |
| IIIC |
Same as III B + neurovascular injury. |
Final outcome is greatly influenced by the grade of injury, as reported
by Duncan in a study of 75 patients (Duncan et al JHS 18A:387-394, 1993).
| Results graded by Total Active Motion |
| Grade |
Excellent |
Good |
Fair |
Poor |
| I |
47% |
29% |
24% |
0% |
| II |
37% |
19% |
14% |
30% |
| IIIA |
14% |
52% |
7% |
27% |
| IIIB |
0% |
0% |
3% |
97% |
| IIIC |
0% |
0% |
0% |
100% |
Classification Home Page
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