| 释义 |
pros·tate-spe·cif·ic antigen AHD[prŏsʹtāt'spĭ-sĭfʹĭk] D.J.[ˈprɒsˌteɪtspɪˈsɪfɪk]K.K.[ˈprɑsˌtetspɪˈsɪfɪk]n.（名词）abbr. PSA【缩写】- A protease secreted by the epithelial cells of the prostate gland. Serum levels are elevated in patients with benign prostatic hyperplasia and prostate cancer and are used as a screening test for prostate cancer.前列腺特异性抗原：前列腺上皮细胞分泌的蛋白酶。良性前列腺增生和前列腺癌患者身上的血清含量提高，被用作前列腺分选试验
|