有些急性白血病临床表现较隐匿或首发症状不典型，可能误诊，现将本院1985年～1991年急性淋巴细胞白血病9例误诊分析如下。9例中男8例，女1例，年龄1岁～13岁。病程20天～8月余，首发症状有发热6例，苍白2例，紫癜、游走性关节痛、足跟痛各1例。另有跛行4例，下肢功能活动障碍 Some acute leukemia clinical manifestations are more typical of concealment or initial symptoms, and may be misdiagnosed. Now nine cases of acute lymphoblastic leukemia from 1985 to 1991 are misdiagnosed as follows. In 9 cases, there were 8 males and 1 female, aged 1 to 13 years old. The course of the disease was from 20 days to more than 8 months. The first symptoms included fever in 6 cases, paleness in 2 cases, cyanosis, migratory joint pain, and heel pain in 1 case. In addition, 4 cases of claudication were performed, and the lower limbs were dysfunctional