我们对近4年收治的癌症患者245例做了ABO血型测定，并与我国汉族普通人群血型分类进行对照，报告如下。1材料与方法1．1材料观察组取近4年我院癌症住院患者245例，男124例，女121例，年龄19～73岁。均为汉族。包括直肠癌55例，其中男30例，女25例，年龄30～69岁。其它为肺癌58 We have performed ABO blood type tests on 245 cancer patients admitted and treated in the past 4 years and compared them with the blood group classification of Han Chinese general population. The report is as follows. 1Materials and methods 1.1 Materials The observation group took nearly 245 patients with cancer in our hospital for 4 years, including 124 males and 121 females, aged 19-73 years old. Both are Han. Including 55 cases of rectal cancer, including 30 males and 25 females, aged 30 to 69 years old. Others are lung cancer 58