A stream of pain in the upper arm of the right arm may be due to muscle strain, joint lesions, elbow tube syndrome, cervical spondylosis and other reasons. 1. Muscle injury: muscle strain caused by collision and extrusion, or sudden over-activity leading to excessive accumulation of lactic acid, causing chronic injury, can lead to a stream of pain in the upper arm of the right arm. 2. Joint lesions: suffering from joint capsule injury, elbow joint soft tissue injury, intra-articular osteophytes and other diseases, can cause paroxysmal pain in the arm on the elbow joint and its surrounding appearance. 3. Elbow tube syndrome: due to long-term poor posture and other reasons, resulting in compression of the ulnar nerve, resulting in the above symptoms, the early symptoms are mild, the subsequent progression of the disease may aggravate the pain, accompanied by numbness of the fingers and other symptoms. 4. Cervical spondylosis: due to cervical spondylotic hyperplasia, disc herniation and other reasons, squeezing the cervical nerve root, resulting in pain in the innervated area, and paroxysmal pain in the arm. You should go to the hospital in time to consult the doctor for symptomatic treatment.