【摘要】 本文测定52例直肠癌患者血清唾液酸（SSA）和41例癌胚抗原（CEA）值、阳性率分别为80.8％和48.89％。SSA阳性率明显高于CEA（P＜0.05）并提示SSA与CEA的水平对直肠癌的分期、预后及转移、复发均有一定的临床参考价值。更多还原

【Abstract】 Serum sialic acid (SSA)of 52 cases and serum carcinoembryonic antigen (SCEA) of 41 cases in the patients with rectal cancer were detected, the positive rates were 80. 8 % and 48. 8 % respectively,the rate of SSA was much higher than that of SCEA (p <0.05). The results show the SSA and SCEA levels are clorely related to the staging, prognosis. metasis and recurrence of rectal cancer.更多还原