各类型白血病和淋巴肿瘤的患者,经常伴有出血症象,成为病人死亡的原因。一般都认为是血小板减少、血管壁损伤,近来证明尚有凝血机制的障碍或血小板机能的缺损等。在国外已有不少报导,唯大都限于白血病的观察。我们为了明确各类型白血病和淋巴肿瘤出血症象的性质,进行临床实验观察,并结合有 Patients with various types of leukemia and lymphomas are often associated with bleeding symptoms that contribute to the patient’s death. Generally considered to be thrombocytopenia, vascular wall injury, recently demonstrated that there are coagulation disorders or platelet function defects and so on. There are many reports in foreign countries, most limited to the observation of leukemia. In order to clarify the nature of various types of leukemia and lymphatic tumor hemorrhagic signs, clinical trials were performed and combined with