Hello, there are many classifications of breast plastic surgery, and treatment is carried out according to the needs of patients, including nipple depression plastic surgery. Nipple invagination is a common nipple deformity, the cause of which is mostly congenital, and a few are secondary to infection, trauma, tumor and so on. The nipple invagination is difficult to clean, and it is easy to accumulate dirt and secondary infection, causing inflammation and hindering breastfeeding. So your condition requires breast plastic surgery.