Before revision: Epidemiology Up to If a child has any severe allergies that may be life-threatening, the Mayo Clinic recommends having the child wear a medical alert bracelet or necklace that would inform others of the allergy if the child was ever unable to communicate.
After revision: Severe AllergiesReactions If a child has any severe allergies that may be life-threatening, the Mayo Clinic recommends having the child wear a medical alert bracelet or necklace that would inform others of the allergy if the child was ever unable to communicate.