19. Indication for surgery
• Open fracture
• Unacceptable alignment
• Unstable
• Fernandez type II, IV, V and some case in I, III
• Lafontaine criteria ≥ 3 of 5 instability
parameters
• Age > 60
• Ulnar fracture
• Dorsal comminution
• Intra-articular
• Dorsal angulation > 20
• Secondary displacement after casting
20. DER Unacceptable alignment in adult
• Articular step off or gap > 2mm
• Shortening > 5 mm
• Dorsal tilt > 10°
• Radial inclination < 15°
• Volar tilt > 20°