The belly button is formed by the stump of the umbilical cord falling off, which is a conveyor belt of nutrients that connects the fetus to the mother during the fetal period, and when the child is born, the umbilical cord is cut by the doctor, after which the belly button is formed. 1, periumbilical infection: need to keep clean in time, local disinfection of the umbilical cord, to maintain dry conditions, if only red local can use iodine volts and other drugs to reduce inflammation to avoid aggravating the infection. 2, the umbilical cord local redness: edema, crusting, etc., in this case is mostly considered to be bacterial infection or infection caused by excessive cleaning, in this case need to timely disinfection treatment, if necessary, need to go to the hospital for timely consultation. 3, improper handling of the umbilical cord: once this situation occurs, it may be accompanied by a small amount of blood oozing, in addition to the necessary disinfection should also be timely hospital visits, standardized examination and treatment to avoid aggravation of symptoms and induce more serious problems. Combined with the introduction of the above article content, I believe the baby mother also has an understanding of this situation, of course, each child’s symptoms are different, once the child appears in this situation, please parents must promptly seek medical attention.