Although their occurrence is rare, some risk and complications are known to be associated with dental or oral surgery procedures. The most common complications associated with pediatric dental treatment include nausea following the administration of topical fluoride and children biting and injuring their tongue or lip following the administration of local anesthesia. Other complications include, but are not limited to, numbness, infection, swilling, prolonged bleeding, discoloration, vomiting, allergic reactions, swallowing or aspiration of a crown form, an extracted tooth or gauze packing, injury to the tongue and/or lips, damage to and possible loss of existing teeth and/or restorations (fillings), injury to the nerves near the treatment site and fracture of the tooth root which may require additional surgery for its removal.