The position of the small arm is the human forearm, that is, the arm position below the elbow joint to the wrist joint, once the symptoms of bone pain in this position, should be carried out in time for the local radiographic examination to exclude some relatively serious diseases on the bones, such as benign bone tumors or even malignant tumors. Once a bone tumor occurs, the diagnosis should be confirmed in time and certain treatments should be taken. If other skeletal conditions such as tumors have been ruled out, it is important to consider whether there is irritation of the local nerves. Inflammatory stimulation of nerves or compression of tissues can cause pain similar to bone pain. For example, patients with cervical disc herniation or cervical spondylosis may experience pain in the bones of the forearm. Therefore, similar symptoms should be referred to an orthopedic surgeon for the necessary examination and initial diagnosis of the disease.