Oct 01, · In the case of an umbilical hernia, there is an opening in the muscle wall at the dog’s navel allowing contents of the dog’s abdomen to protrude. Although not the sole cause, umbilical hernias are genetic conditions and are most commonly found in . Small umbilical hernias (a bubble-like protrusion of fat at the navel through an opening no larger than the tip of your little finger) are common in Shih Tzu and are often due to excess stress on the umbilical cord during delivery.
EDITOR'S NOTE: This article is presented in support of the fact that ours is not the only breed that finds umbilical hernias common. Unfortunately, too many veterinarians would like us to believe Shih Tzu are the exception. If you substitute "Shih Tzu" for "Berners", the information would be the same. Nov 22, · Hernia is one of the most common medical issues in the Shih Tzu. This problem is caused by the incomplete closure of the umbilical or inguinal ring leaving a hole where the intestine, fats or abdominal organs can pass through. It can be felt on the skin as a soft lump which usually grows and shrinks from time to time.