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The value of using CEA and LDH to recognize and diagnose benign and malignant pleural effusion

DOU Hai yan,WANG Li hua,Gerile,LING Zhi (Department of Respiratory,The 2nd hospital of Chifeng city,Chifeng 024000,China) [  
Objective:To detect the value of using carcinoemberyonic antigen(CEA) and lactic dehyrogenase(LDH) to recognize and diagnose bening and malignant pleural effusion.Methods:Using double antibody radiation immunity and rate to check the level of 18 examples of tuberculosis and 32 examples of carcinoma pleural effusion of serum CEA and LDH.Results:There is no remarkble difference between tuberculosis and carcinoma pleural effusion,serum LDH and their scale.(P0 05) There is notable difference between tuberculosis and curcinoma pleural effusion,serum CEA and their scale (P0 01).The sensibility of diagnosis for malignant pleural effusion is 93%,specificity is 100%.Conclusion:Simultanously detecting pleural effusion and serum CEA have the recognizable and diagnostic value for benign and malignant pleural effusion. [
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