目的：观察超剂量细辛对SD大鼠肺组织和呼吸功能的影响。
Objective:To observe the effect of overdose asiasarum to SD rats lung tissue and respiratory function.
超剂量的麻醉镇痛药会造成中枢神经系统阻抑、呼吸停止以及死亡。
A narcotic overdose can cause central nervous system depression, respiratory failure, and death.
结果：进行心脏彩超检查的原因以心脏杂音、紫绀、宫内窘迫或新生儿窒息、呼吸急促、肺动脉瓣第二心音亢进最常见。
Results: Their main cause to colour Doppler echocardiography were murmur, cyanosis, panting, asphyxia, feeding-difficulty, Loud pulmonary valve second heart sound.
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