流鼻涕是指有液体从鼻内流出。液体可能稀薄、清亮,也可能浓稠、呈黄绿色。液体可能从鼻子滴落或流出、流入咽喉后部,也可能两种情况都有。如果是流入咽喉后部,则称为鼻后滴漏。
流鼻涕通常称为鼻漏或鼻炎。但这两个术语有不同之处。鼻漏是指从鼻子流出稀薄液体,多数情况下颜色清亮。鼻炎则指鼻内出现刺激和肿胀。
鼻炎往往是流鼻涕的原因。流鼻涕还可能导致鼻子堵塞(鼻塞)。
June 17, 2023
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