<s>[INST] sir, after delivery of baby after 4-5 days so much milk was produced in breast an their is became a tumor of milk which is became so hard now the baby is now 3 month old but that tumor is still there she daily squirts that milk but a small lump doesn't disperse [/INST] Hello!Thank you for the query.You should have it checked by a gynecologist and breast ultrasound should be done. It might be a lump caused by obstructed glands in the breast, a cyst or something more serious. Please do not wait with it.Hope this will help.Regards. </s>