Medically reviewed by Alicen Nelson MD, MPH The navel, also known as the belly button or umbilicus, is a small, round, or oval indentation or bump in the middle of the abdomen (belly). It marks where ...

After the cord falls off you may see a bit of scraggly tissue in the belly button. This may be an umbilical granuloma, which is a harmless growth of tissue your pediatric provider can easily get ...