Numbness of clavicle two months after kidney surgery may be due to calcium deficiency, cervical spondylosis, frozen shoulder and other factors. 1. Calcium deficiency: after taking kidney surgery, patients may lead to electrolyte disorders in the body, and when patients lack calcium for a long time, they may make muscle spasm, which may lead to numbness of clavicle. 2. Cervical spondylosis: usually due to degenerative changes in the lumbar intervertebral discs, acute injury and other factors, when the compression of the nerve root, may lead to numbness of the clavicle. 3. Frozen shoulder: it is usually due to long-term over-activity and poor posture and other factors leading to shoulder joint activity limitation, so that the shoulder gradually produce pain, and when the condition is more serious, the phenomenon of numbness of the clavicle may occur. When the patient has numbness of clavicle two months after kidney surgery, it may be related to other diseases, so it is recommended that the patient go to the regular hospital in time for consultation and treatment.