A little bit of wet belly button and also odor, usually considered with the umbilical cord inflammation, umbilical fistula and other diseases, need to go to the hospital for further examination to clarify the cause of the disease, timely consultation. 1. Umbilical infection: generally due to umbilical irritation, resulting in purulent inflammation of the umbilicus, causing trauma oozing, thus appearing in the umbilicus a little wet and also stinky phenomenon; umbilical infection may appear fever, pain, itching, etc., can be used under the guidance of the doctor, levofloxacin tablets, penicillin V potassium tablets and other medications to treatment. 2. umbilical fistula: usually due to the umbilicus and intestinal tubes between the presence of a fistula, abdominal pressure increases, so that feces from the fistula discharged, caused by the umbilicus a little wet and also the phenomenon of odor; umbilical fistula usually appear red, swelling, erosion, etc., can be taken fistula resection and other surgical procedures to treat. A little bit of wet belly button and also odor is also seen in other reasons, should be timely to the hospital, under the guidance of the physician, clear reasons to give targeted treatment, daily life, should pay attention to rest, appropriate exercise.