<prompt> Umbilical hernia in a child - indication for surgery isareFailure to disappear by 3 years2 cm sizeSymptomaticAll of the above  <response>: An umbilical hernia is dt fascial defect at the umbilicus.Treatment :Most hernias close spontaneously by 1 yr of age. Even larger hernias are known to disappear spontaneously by 5-6 yrs of age.Surgery is advised for hernias :Persisting beyond 4-5 yrs.Causing symptoms.Becoming strangulated.Defect exceeding 2 cm.Progressively enlarging hernia after the age of 1-2 yrs.Strapping is ineffective. 