新生儿红细胞增多症是新生儿早期的一个危症,临床表现复杂,容易误诊。现将我科近2年住院的9例报告如下: 临床资料全部病例符合在出生1周内,毛细血管红细胞压积≥0.70的诊断标准。均为男婴。发病时间在出生时1例,29小时内5例,48小时2例,72小时1例。首发症状有高热(2例)、发绀(2例)、 Neonatal polycythemia is a newborn early crisis, the clinical manifestations of complex, easily misdiagnosed. Now my hospital nearly 2 years hospitalized 9 cases are reported as follows: All clinical data in line with the 1 week of birth, capillary hematocrit ≥ 0.70 diagnostic criteria. All baby boys. The time of onset was 1 case at birth, 5 cases in 29 hours, 2 cases in 48 hours and 1 case in 72 hours. The first symptom of fever (2 cases), cyanosis (2 cases),