Umbilical hernia in a child - indication for surgery is/are: (A) Failure to disappear by 3 years, (B) > 2 cm size, (C) Symptomatic, (D) All of the above
Answer is D. An umbilical hernia is d/t 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.