The most common clinical symptoms include dizziness, headache, insomnia, loss of appetite, nausea, vomiting, fatigue, chest tightness, shortness of breath, shortness of breath and even dyspnea, telescopic breathing, coughing pink foamy sputum, and in severe cases, severe dizziness, dizziness and even headache, which This symptom is extremely related to plateau ischemia and hypoxia. Oxygen therapy and treatment to improve blood supply can be used to relieve plateau reactions, such as continuous intermittent oxygen and intravenous fluids, isotonic glucose saline can be input to improve the symptoms of plateau ischemia and hypoxia, and certain drugs can be given, such as drugs to improve ischemia, salvia, safflower, rhodiola, etc. can be used to treat plateau reactions.