胸腔积液可原发于胸膜本身疾病 ,亦可继发于全身其他系统的疾病 ,作为某一特定疾病的并发症或临床表现 ,因此临床上不仅要重视胸腔局部的检查 ,更应该全面、系统地收集疾病资料 ,进行逐步分析 ,作出正确诊断。现将我院近 10年收治的继发其他系统疾病的胸腔积液 12例 ,分析如下? Pleural effusion may be the primary cause of pleural disease itself, but also secondary to other systemic diseases, as a specific complication or clinical manifestations of disease, so not only clinically important to pay attention to local chest examination, but should be comprehensive, systematic To collect disease information, a step-by-step analysis to make the correct diagnosis. Now in our hospital for nearly 10 years, secondary to other diseases of the pleural effusion in 12 cases, as follows?