After your baby's umbilical cord is clamped and cut, a small piece of the cord remains. This dries out and then falls off revealing the "belly button."
The process usually takes five to 10 days but can take longer. When the cord falls off, there may be a few drops of blood at the site. This is normal.
Until the cord drops off:
It there's stool on the cord, drip some warm water on the cord and wipe it off.
Call your health care provider if the cord site:
Allina Health's Patient Education Department, Beginnings: Pregnancy, Birth and Beyond, seventh edition, ob-ah-90026
Allina Health's Patient Education Department experts
The cord may take 10 days or longer to fall off.