Heel Fractures ============== þ Bohler's angle - measured on the lateral foot x-ray. - formed by the intersection of a line from the posterior to the middle facet and a line from the anterior to the middle facet. - normally between 25 and 45 degrees. - if under 25 degrees (or more than 5 degrees smaller than that of the uninjured side) suggests a fracture. þ Injuries associated with heel fractures: