Baby red butt is mainly refers to the diaper wrapped perineal area red and swollen, including around the anus, around the urethra and so on. Red butt is mainly due to infants and young children changing diapers not timely, or too many bowel movements, caused by diaper wrapped parts of the dermatitis, mainly including the perineal area around the anus, serious girls including the urethra, vaginal opening around, the boys performance for the urethral opening and foreskin redness and swelling. Early manifestations of skin color redness, swelling, severe blisters, infection, ulceration and other manifestations. When you find a baby with red buttocks, you need to pay attention to changing diapers in time, choose cotton diapers, wash with water after pooping, apply buttock cream, erythromycin ointment, etc., and try to keep the buttocks as dry as possible, and it is recommended that you take your child to the hospital for medical treatment if necessary.