Objective To observe and analyse the clinical curative effects and toxical effects of gastrointestinal cancer patients treated with low dose 5-FU and low dose PDD.

• 目的 观察和分析小剂量氟脲嘧啶 (5 -FU)与小剂量顺铂 (PDD)联合治疗晚期胃肠道癌的临床疗效和毒副反应。