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患儿2岁，因支气管异物急症行支气管镜检异物取出术，异物取出后2分钟，患儿突发呼吸困难，SpO2降至60%，心率增至186次/分，听诊双肺可及哮鸣音。最可能的诊断是:
1) Twenty-five-year-old Amber was 1._______ 2._______ in the mountains at sunset when she realized she was 3._____ 4._______.
2) Amber had a whistle with her, so she could 1.________ the whistle and 2._________ a loud noise.
3) Twenty-four hours later, Amber was 1.__________ to hear a helicopter flying nearby. She thought this would be her only 2._________ to be saved, so she yelled and whistled as loud as she could.
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