Localized bone irregularity of the anterior section of the right 5th rib is considered to be caused by congenital developmental problems, rickets rib deformity, rib fracture, etc., and the cause should be identified in time. 1. Congenital developmental problems: localized bone irregularity of the anterior section of the fifth rib on the right side caused by physiological developmental reasons, generally no discomfort, close observation is sufficient. 2. Rickets rib deformity: if the patient suffers from rickets, it will lead to rib calcification disorder, which can be manifested as localized irregularity of the anterior section of the 5th rib, accompanied by sleep disturbance, excessive sweating, nocturnal alarms and other symptoms, and may be accompanied by intercostal muscle flaccidity, and it is recommended to improve the symptom by supplementing calcium, vitamin D. 3. Rib fracture: after the fracture of the 5th rib, the broken end of the fracture will form a bone scab, and the formation of bone scab will make the broken end of the fracture irregular, which can be manifested as the right anterior section of the 5th rib local bone irregularity, usually no pressure pain, percussion pain, rib irregularity is also a normal phenomenon of the healing process of the fracture, do not have to worry about it too much. There may be other reasons for the localized irregularity of the right anterior section of the fifth rib. If physiological reasons are excluded, the patient should consult a doctor for clarification of the specific cause, and appropriate treatment should be carried out if necessary.