名词
中文翻译：肺返流
同义词：
['肺逆流，肺回流例句：1. He was diagnosed with pulmonary regurgitation and required immediate medical attention.（他被诊断出患有肺返流，需要立即接受医疗治疗。）']
例句：
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1. He was diagnosed with pulmonary regurgitation and required immediate medical attention.
他被诊断出患有肺返流，需要立即接受医疗治疗。
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2.The patient's condition worsened due to pulmonary regurgitation, requiring further investigation.
由于肺返流，患者的病情恶化，需要进行进一步的调查。
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3. The doctor explained that pulmonary regurgitation can lead to serious complications if left untreated.
医生解释说，如果不进行治疗，肺返流可能会导致严重的并发症。