Umbilical Hernia

General Information:

An umbilical hernia is the protrusion of abdominal contents beneath the skin at the navel (umbilicus). The umbilicus is the healed scar ("belly button") in the mid-abdominal area. It marks the opening through which the prenatal blood vessels and other fetal structures passed before birth. After the umbilical cord is cut at birth, the opening rapidly closes. Occasionally, however, it does not close completely, and an opening in the abdominal wall remains. 

The danger of a hernia is the potential entrapment of intestines through this opening. If the hernia interferes with the blood supply to the trapped bowel, passage of food through the bowel is blocked. Also, the strangulated tissue dies and releases toxins that may kill the animal. 

Treatment Information:

  • Small hernias:
    Most small hernias are no danger to your pet's health. Some may close before the animal reaches maturity; therefore, no treatment is necessary. Occasionally, surgical repair is delayed in female dogs until it is performed at ovariohysterectomy (spaying). 

  • Large hernias:
    These hernias may be very serious, since a portion of intestine may become entrapped and its blood supply cut off. 
  • We hope that you will find this information helpful in your quest for better pet care. If you have any questions or comments, please call your veterinarian's office, or feel free to e-mail us.

    David E. Hammett, DVM
    and the Staff of All Creatures Veterinary Clinic, PC


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