Children’s pulpitis symptoms are as follows: 1, check the affected teeth can be found close to the pulp cavity of deep caries, or other dental hard tissue diseases, can also be seen in the crown of the tooth with the presence of filling. Probing can often cause pain, and sometimes can be probed through the pulp hole. Pulp inflammation in the early stage, the affected teeth to percussion without discomfort, while in the advanced inflammation of the affected teeth, can appear vertical percussion discomfort; 2, children’s physical and mental development is immature, perception and language expression ability is poor, and the development of the nerve fiber of the pulp of the milk teeth is imperfect, so the early symptoms of pulpitis is not obvious. Clinical history of no spontaneous pain can not indicate that there is no inflammation of the pulp, if there is spontaneous pain, indicating that there is extensive inflammation of the pulp, or even pulp necrosis; 3, pulpitis is mostly a chronic process, the initial response to hot and cold temperature stimulation or sweet and sour chemical stimulation of the pain response, and then slowly pain aggravation, and even the emergence of spontaneous pain, pain at night, etc., and the pain can not be localized on their own. When acute symptoms appear, it is often an acute attack of chronic inflammation.