Fifth metatarsal fractures are traditionally divided into three zones: Zone I (tuberosity avulsions), Zone II (Jones fractures) and Zone III (diaphyseal stress fractures). Based on a recent diagnostic study, a new two-part system refines Zone 1 injuries by splitting them into two distinct patterns: Avulsion – stable, pulled off by the peroneus brevis tendon Indirect – unstable, caused by a bending force that extends beyond the tendon's footprint Reading the x-rays The dividi