lightheadedness

1. 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。
2. When blood pressure drops suddenly, the brain is deprived of an adequate blood supply which can lead to dizziness or lightheadedness.
   当血压突然下降时，大脑无法获得足够血供，从而导致眩晕或头晕眼花。
3. Lightheadedness, weakness, and fainting are symptoms that a heart may be beating too slowly.
   心脏如果跳动过缓就可能会出现头晕、身体疲乏、晕厥等症状。
4. In children, abnormal heart rates may cause fatigue, upset stomach, dizziness and lightheadedness.
   对于儿童，心律失常还可能导致疲劳、胃部不适、头晕和头晕等症状。
5. Most of patients with unexplained syncope had VS. Unlike nonspecific lightheadedness or dizziness, vertigo has relatively few causes.
   结论：不明原因晕厥患者中血管迷走神经性晕厥（VS）占大多数；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。
6. Giddiness or lightheadedness is a sign of too much wind property, a sign that the wind property has been provoked.
   头晕眼花是风偏重的症象，是风元素被激发的症象。
7. 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、晕等症状混在一起。
8. The woman developed lightheadedness, dyspnoea, tongue numbness, muscle twitching and formication on the legs and back.
   这位妇女出现头晕、吸困难、头麻木、肉抽搐、肢和背部走蚁感。
9. This rapid heartbeat can lead to dizziness or lightheadedness, fainting and shortness of breath, and may set the stage for sudden cardiac arrest.
   这样快的心率会引起头昏、眩晕、晕厥或气短甚至导致心脏骤停。
10. Results ( 1) Ten patients were with onset of symptoms of cold sweat, flustered, lightheadedness or debility during early morning or starvation. Nine out of 10 patients recovered from food intake.
    结果（1）10例患者均表现有晨起或饥饿时发作性出冷汗、心慌等交感神经兴奋及头晕、乏力症状，其中9例进食或喝糖水后可缓解。
11. The control group and the PCIA group have a high ratio of nauseated, vomit, lightheadedness, lethargy than any other groups.
    对照组和静脉泵镇痛组恶心、呕吐、嗜睡等副反应发生率高于其余各组。

noun

1. a frivolous lack of prudence

2. a reeling sensation

   Synonym:    dizzinessgiddinessvertigo