Symptoms of arm dislocation are characterized by pain, changes in appearance, and limited movement. You should consult the doctor in time and take treatment under the doctor’s guidance. 1. Pain: the most subjective symptom of arm dislocation is pain, which is severe and more obvious when moving. Some people due to the joint dislocation caused by nerve damage around the bone, can also appear innervation area tingling sensation, numbness and so on. 2. Appearance changes: dislocation of the arm can cause structural changes in the affected side of the joint, compared with the other side of the joint shape there can be obvious abnormalities such as depression or bulging. At the same time, hematoma can be formed in the joint cavity, resulting in joint swelling. 3. Restricted movement: normal joints can have a certain degree of mobility, if the arm dislocation, the range of joint movement can be significantly affected. The above symptoms or suspected arm dislocation should be timely to the hospital, complete the relevant examination, after a clear diagnosis of standardized treatment in accordance with the doctor’s instructions, do not blindly reset, so as not to cause serious consequences.