乙双吗啉是细胞毒性抗肿癌药物，近10年来用于治疗银屑病后．国内报道发生治疗相关性白血病（TRL）已逾200例[2]，急性淋巴细胞白血病（ALL）少见．慢性淋巴细胞白血病（CLL）更为罕见。现将我院所遇2例（分别为ALL和CLL）报告如下。1临床资料倒1：男，41岁。1980年起因患银屑 Bis-morpholine is a cytotoxic anti-tumor drug that has been used for the treatment of psoriasis for the past 10 years. There are more than 200 cases of treatment-related leukemia (TRL) reported in China [2]. Acute lymphoblastic leukemia (ALL) is rare. Chronic lymphocytic leukemia (CLL) is even rarer. Two cases (ALL and CLL respectively) met in our hospital are reported below. 1 clinical data down 1: male, 41 years old. Since 1980, suffering from psoriasis