Bone ringing in the right arm can be caused by arthritis, shoulder joint instability, trauma and other factors. 1. Arthritis: degenerative arthritis of the elbow joint of the right arm, periarthritis, traumatic arthritis, etc., can cause joint osteophytes, degeneration and destruction of articular cartilage, and abnormal friction of the joints during activities can cause a sound. 2. Shoulder instability: when the right shoulder joint is habitually dislocated or when the shoulder joint is congenital dysplasia, the shoulder joint capsule is loose, there is fluid in the joint, and the articular cartilage is degenerated, which may cause a sound when the right arm is moving. In addition, it can be accompanied by shoulder pain and other symptoms. 3. Trauma: Trauma to the right arm can cause fracture or dislocation and other injuries. When the right arm is moving, the fracture and dislocation can make a sound due to abnormal friction, accompanied by severe pain. When the right arm activity bone response to timely medical treatment, under the guidance of a specialist to actively carry out appropriate treatment, will help early relief of discomfort.