Distal radius Fracture: Melone Classification

Melone Classification of Intraarticular distal radius fractures
I Minimally displaced / Stable
II Comminuted / Stable
Displaced Medial Complex 
Dorsal: die-punch, Barton
Palmar: Smith 2
III Displaced Medial Complex as a unit, 
Displaced radial shaft fragments
IV Wide separation or rotation of medial fragments 
Extensive soft tissue and periarticular damage 
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