测定结核分支杆菌脂阿拉伯甘露糖（ＬＡＭ）抗体是国外近年来发展的一项用于诊断活动性结核病的血清学诊断技术。本次研究对有关产品进行了临床应用评价。其敏感度为７１．４％，特异度为９４．９％，具有较高的结核病临床诊断价值。 Determination of Mycobacterium tuberculosis lipoxyanmannan (LAM) antibody is developed abroad in recent years for the diagnosis of active tuberculosis serological diagnosis techniques. The study on the product for clinical evaluation. The sensitivity was 71.4%, the specificity was 94.9%, with a high clinical diagnostic value of tuberculosis.