There is no so-called eight symptoms of syncope, according to the original text of the Treatise on Miscellaneous Diseases of Typhoid Fever mentioned: “syncope of the disease, thirst, qi on the impact of the heart, pain and heat in the heart, hunger and do not want to eat, food, vomiting roundworm, under the more than the profit.” The clinical symptoms can be summarized as the following four. 1. On the hot and cold (upper part of the heat, the lower part of the cold) evidence: thirst, gas on the heart (feel the flow of air from the abdomen to the chest and throat upward), pain and heat in the heart for the upper heat evidence; hunger and do not want to eat, food is vomiting roundworms, under the more than for the lower cold evidence. 2. Syncope and fever: syncope of the limbs interspersed with fever. 3. Syncope (unconsciousness, accompanied by cold limbs, even cold to the elbows and knees) evidence: is the extremities of the cold (cold limbs, even cold to the elbows and knees), the light but the wrist and ankle, the heavier can be over the elbows and knees. 4. under the Li vomit retch evidence: heat under the heavy for damp-heat under the Li (due to damp-heat evil caused by dysentery); under the Li delirium (babbling) for the actual heat under the Li; under the Li Qinggu (stools as thin as water or mixed with undigested food) for the cold under the Li. Dry vomiting, salivation and headache are vomiting with cold; vomiting with fever is vomiting with fever; retching with fullness of the abdomen is retching with internal realities. If there is any discomfort, prompt medical attention is recommended.