胰癌的早期诊断极为困难。近十多年来,发现一些生化和免疫学标记有助于胰癌的定性诊断(附表)。但总的说来,这些标记的特异性均不高,其临床价值远不及用于原发性肝癌定性诊断的甲胎蛋白。本文择其重要者介绍如下。 Early diagnosis of pancreatic cancer is extremely difficult. In the past decade, some biochemical and immunological markers have been found to contribute to the qualitative diagnosis of pancreatic cancer (table). But overall, the specificity of these markers is not high, and their clinical value is far less than the alpha-fetoprotein used for the qualitative diagnosis of primary liver cancer. This article selects the important ones as follows.