资料病例1：患者曾××，男，30岁，汉族，四川人。入院时间：1988年2月12日，住院号：880163。入院前10天由成都乘汽车进藏，途中自觉胸闷、气喘、咳嗽，咳白色泡沫痰，并头痛、纳差。入院前两天抵达拉萨，上述症状加重。入院当日上午患者开始说胡话，烦躁不安，呼吸急促，大 Case 1: Patients had × ×, male, 30 years old, Han nationality, Sichuan people. Admission time: February 12, 1988, hospital number: 880163. 10 days before admission by car into Chengdu from Chengdu, the way conscious chest tightness, asthma, cough, cough white foam sputum, and headache, anorexia. Arrived in Lhasa two days before admission, the above symptoms worsened. On the morning of admission, patients began to say nonsense, irritability, shortness of breath, large