Methods of mechanical ventilation plus 1 / 10000 epinephrine in the treatment of neonatal tracheal instillation of 55 cases of pulmonary hemorrhage, lung monitoring time to stop the bleeding.

• 方法采用机械通气加1/10000肾上腺素气管滴入治疗新生儿肺出血共55例，监测肺出血停止时间。