上呼吸道慢性炎症：使咽部末梢循环发生病理变化，从而造成神经功能障碍而引起咽异感症状。
Chronic inflammation of upper respiratory tract: the pharyngeal pathological changes of peripheral circulation, resulting in neurological symptoms caused by pharyngeal paresthesia.
上呼吸道慢性炎症：使咽部末梢循环发生病理变化，从而造成神经功能障碍而引起咽异感症状。
Chronic inflammation of upper respiratory tract: the pharyngeal pathological changes of peripheral circulation, resulting in neurological symptoms caused by pharyngeal paresthesia.
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