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粪便隐血（ＯＢ）检查是大肠肿瘤初筛方案中最简便、经济的手段，但对于尚未出血的病变则易漏诊。近年来国内外都在研究寻找与粪便隐血互补的方法以提高大肠肿瘤的检出率[１］。我院自１９９１年以来在粪便隐血免疫法检测的基础上，采用粪便隐白蛋白（ＯＡ）与ＯＢ联合互补法进
Fecal occult blood (OB) examination is the easiest and most economical method for primary screening of colorectal neoplasms, but it is easy to miss the diagnosis of lesions that have not yet been bleed. In recent years, both domestic and foreign researchers are looking for ways to complement fecal occult blood in order to improve the detection rate of colorectal tumors [1]. Our hospital has used fecal occult albumin (OA) and OB combined complementary method based on fecal occult blood immunoassay testing since 1991.