Unlike nonspecific lightheadedness or dizziness, vertigo has relatively few causes.

眩晕与头昏眼花及头昏情形不同, 是由一些特有的原因所导致的.

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This should not be confused with symptoms of lightheadedness or fainting.

要注意分清楚这一点,以免把眩晕与头昏眼花、昏晕等症状混在一起.

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Palpitations due to an arrhythmia may be accompanied by weakness, dyspnea, or lightheadedness.

由心律失常引起的心悸可伴有虚弱 、 呼吸困难或头晕.

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The woman developed lightheadedness, dyspnoea, tongue numbness, muscle twitching and formication on the legs and back.

这位妇女出现头晕 、 呼吸困难 、 舌头麻木 、 肌肉抽搐、下肢和背部走蚁感.

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