“…Other mechanisms of trauma are less frequent. Mainly, the fracture occurs after a transmission of forces along the fourth metacarpal (MC) axis [ 1 ], [ 5 ], [ 6 ], [ 7 ], [ 10 ], [ 11 ], [ 12 ], [ 14 ], [ 15 ], [ 20 ], [ 21 ], [ 24 ], [ 35 ], [ 36 ], [ 37 ], [ 42 ]. In a radial-deviated and about ten degree flexed fist, the distal part of the fourth MC bone stands upon the other anatomical structures and is the main point for loading the forces in a situation of falling or punching [ 11 ], [ 12 ].…”