The clinical manifestations of multiple rib fractures are as follows: 1. pain: including resting pain, that is, the patient will have persistent hidden pain in quiet; breathing pain, as if singing as the pain appears with breathing, very regular pain; active pain, that is, pain when active, usually quiet, the pain will be relieved; 2. deformity: the fracture usually has a dislocation, a significant local elevation, different from the normal; 3. paradox Respiratory movement: because of the fracture of multiple ribs, other parts of the fracture are active it is not active, other parts are not active it is active, usually when breathing, the thorax will be compressed, that is, become smaller and lower, it will be elevated. In fact, because of the delayed lowering, so it appears to be elevated, if the thoracic elevation is delayed elevation, appears to fall, called paradoxical breathing; 4, pneumothorax: patients appear chest pain, dyspnea, shortness of breath, panic attacks and other symptoms, serious life-threatening; 5, shock: may be caused by pain, hypoxia, ischemia, heart, etc., the patient may appear a drop in blood pressure, or even indifference, loss of consciousness, etc.; 6, pulmonary edema: lung original dysfunction with respiratory distress and hypoxia; 7. Respiratory and circulatory failure or even death, patients experience cardiac and respiratory arrest, and finally brain death.