气道通畅性通常以呼吸气体的流量来反映，气体流量与气道管径成正比，气道管径越大，流量越通畅；反之气道痉挛、狭窄或堵塞，则气道管径变小，气体流量减慢。
首先要确保事故受伤者的气道通畅。
First check that the accident victim doesn't have an obstructed airway.
结论保持气道通畅是预防并发症提高抢救成功率的关键。
Conclusions To keep airway unobstructed is the key of preventing complication and increasing the ratio of successful rescue.
主要有保持气道通畅，及时准确使用抗甲状腺制剂药物，降温，防止并发症发生。
The treatment included maintaining air-way clear, early and proper using antithyroid agents and keeping cool to prevent complications.
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