Elderly people with 3 broken ribs are mainly related to trauma and bone destruction, the specific treatment is closely related to the condition, the common treatment includes conservative treatment, surgery and internal fixation, radiotherapy and so on. 1. Conservative treatment: Simple cortical fracture, no dislocation of fracture ends, most of the fracture can be healed on its own, painkillers (ibuprofen, etc.) can be applied to control the symptoms, avoiding too strenuous exercise. 2. Surgical internal fixation: If the fracture is obviously dislocated, affecting the neighboring tissues and organs, and affecting the thoracic movement, the ribs can be internally fixed through surgery, which can help to alleviate the symptoms and postoperative recovery. 3. Radiotherapy: some of them are caused by metastatic tumor, which can be controlled by radiotherapy, mainly to reduce the tumor damage and control the progress, commonly used drugs include cisplatin and so on. Elderly people who find rib fracture should seek medical treatment in time, firstly diagnose the specific condition, and then carry out standardized treatment under the guidance of clinicians.