近两年来,我们在B型超声引导下对40例微小量胸腔积液的患者进行诊断性胸腔穿刺抽液,取得满意效果,现报道如下。 1 资料和方法 1.1 一般资料:40例均为X线胸片或胸透检查报告为肋膈角变钝、模糊、胸膜肥厚、粘连等后又经胸部B超探查诊断为“微小量胸腔积液”的住院患者,其中男性29例,女性11例,年龄16岁～72岁,平均41岁;右侧胸腔积液23例,左侧胸腔积液13 The past two years, we under the guidance of B-mode ultrasound in 40 patients with small amounts of pleural effusion in patients with diagnostic thoracentesis and achieved satisfactory results, are reported below. 1 Materials and Methods 1.1 General Information: 40 cases were X-ray or chest X-ray examination report for the cost of Diaphragmatic angle blunt, blurred, pleural hypertrophy, adhesions and then by the chest B ultrasound probe diagnosed as “a small amount of pleural effusion ”Inpatients, including 29 males and 11 females, aged 16 years to 72 years, mean 41 years; 23 cases of right pleural effusion, left pleural effusion 13