1病例报告患者男,20岁,上腹痛5天伴活动后气促3天就诊,不伴呕吐、腹泻,无明显气促及呼吸困难,医师未进行体格检查,仅依据患者主诉诊断为胃炎,给予抗酸药及多潘立酮片口服治疗。服药2天后病情无好转,上腹痛加剧,且出现活动后气促,时有呼吸困难,再次就诊。查体:瘦长体型。呼吸平 1 case report Male, 20 years old, upper abdominal pain 5 days with activity 3 days after treatment, without vomiting, diarrhea, no obvious shortness of breath and dyspnea, the physician did not conduct physical examination, only based on the patient’s complaint was diagnosed as gastritis, Give antacids and domperidone tablets orally. 2 days after taking the medication did not improve the condition, increased abdominal pain, and appear shortness of breath after activities, sometimes breathing difficulties, treatment again. Physical examination: thin and long body. Breathe flat