Fracture shaft of femur in adult unites by

C i.e. 3-4 months It is said that a fractured shaft femur should unite in 100 days, plus minus 20 (3 - 4 rnonths)Q. But nonunion is probably best defined by a lack of progression of healing combined with clinical symptoms of discomfo at a minimum of 6 months from the time of treatment. Fuher, a nonunion implies that healing is considered unlikely without fuher intervention.