Objective To study the differential value of carcinoembryonic antigen(CEA) and adenosine deaminase adenase(ADA) between tuberculous and malignant thoracico abdominal cavity exudate.

Objective To study the differential value of carcinoembryonic antigen(CEA) and adenosine deaminase adenase(ADA) between tuberculous and malignant thoracico abdominal cavity exudate.

目的　探讨癌胚抗原 (CEA)和腺苷脱氨酶 (ADA )的检测对良性 (结核 )与恶性胸腔积液的鉴别价值。