The 6-year-old baby breast lumps may be related to sebaceous cysts, eczema, allergic dermatitis, etc., need to be on the cause of drug treatment, surgical treatment, physical therapy. 1. For sebaceous cysts caused by 6-year-old baby breast pimples, if the combination of infection, can be prescribed oral amoxicillin and other antibiotics; for small cysts, can be used for small incision minimally invasive surgical removal or tension-free decompression removal, for large cysts, feasible excision. 2. for eczema caused by 6-year-old baby breast long pimples, can follow the doctor’s instructions oral loratadine and other antihistamines, topical hydrocortisone cream and other glucocorticoids, topical tacrolimus ointment and other calcium-modulated neural phosphatase inhibitors, etc., to help the recovery of eczema. 3. For allergic dermatitis caused by 6-year-old baby breast long pimples, should be clear and away from allergens, follow the doctor’s prescription oral levocetirizine and other antihistamines. Parents are advised to take their babies to the hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor.