Hawgood等报导100例出生体重低于1,500g的婴儿。用超声检查或尸检方法诊断生发基质出血-脑室出血(GMH-IVH,下简称IVH)的发病率和近期后果。某医学中心,自1980年1月～11月共收出生体重低于1,500g婴儿104例住院。有95名婴儿作了连续的大脑超声检查(其余的9例入院后不久死亡)。有5例早期死亡病婴作了尸检。研究总数共100例。74例系先天性的。26例年龄的中位数为5小时(范围为1小时至6天)。出生体重中位数为1,100g(407至 Hawgood et al. Reported 100 infants born below 1,500 g. Ultrasonography or autopsy methods are used to diagnose the incidence and immediate consequences of germinal matrix hemorrhage - ventricular hemorrhage (GMH-IVH, hereinafter referred to as IVH). A medical center, from January 1980 to November received a total of 104 births weighing less than 1,500 g infants hospitalized. Ninety-five infants were tested for sequential brain ultrasound (the remaining nine died shortly after admission). There are 5 cases of early death sick autopsy. The total number of studies a total of 100 cases. 74 cases of congenital. The median age of 26 patients was 5 hours (range, 1 hour to 6 days). The median birth weight was 1,100 g (407 to