例１：女，５０岁。因间断鼻衄１月，呼吸困难１天入院。无哮喘、慢性支气管炎及高血压病史。查体：呼吸２８／ｍｉｎ，血压１６／１２７ｋＰａ。急性病容，端坐位，呼吸急促，无深大呼吸及颈静脉怒张，两肺满布哮鸣音。心率９０／ｍｉｎ，心尖区可闻及Ⅱ级收缩期杂音，... Example 1: Female, 50 years old. Due to intermittent epistaxis January, dyspnea 1 day admission. No history of asthma, chronic bronchitis and hypertension. Physical examination: breathing 28 / min, blood pressure 16/12  7kPa. Acute illness, sitting, shortness of breath, no deep breathing and jugular vein engorgement, lungs covered with wheeze. Heart rate 90 / min, apical area can be heard and Ⅱ systolic murmur, ...