Elderly people with no lump in the right breast but pain on it may have breast hyperplasia, breast trauma, intercostal nerve disease, local chest wall disease, etc., and should consult the doctor in time to find out the cause. 1. Breast hyperplasia: it is mainly a localized functional problem of the breast, and the patient may have obvious breast swelling and pain, but no hard lump. 2. Breast trauma: if the right breast of the elderly has no lump but pain on it, it may also be due to breast trauma, and the breast may have obvious swelling and localized tenderness. 3. Intercostal nerve disease: the local intercostal nerve of the breast is infected by viruses, muscle stimulation, etc., which can cause localized obvious pain reaction, and generally there is no hard lump in the breast. 4. Local chest wall diseases: including rib injury, pleural inflammation, etc., the breast has irritating pain, and the breast itself may not have a hard lump. No lump in the right breast but pain on it may also be mastitis, herpes zoster and other causes, because this symptom alone can not determine the disease, it is recommended that the patient consult a doctor in a timely manner, please ask the doctor to clarify the cause of the disease.