1, Was the loss of consciousness preceded by vigorous physical exertion?

2, The loss of consciousness results from the epileptic process involving hippocampal regions of the medial temporal lobes.

3, Recurrent pale loss of consciousness in an elderly person suggests this diagnosis.

4, Any major injury, especially involving loss of consciousness.

5, Bilateral epidural hematomas are accompanied by loss of consciousness at higher rates.

6, It is part of an ill-defined and rare group of incidents which should probably be best called "Loss of Consciousness of Unknown Etiology".

7, Generalized seizures: sudden loss of consciousness, apnea, froth at the mouth, mydriasis, two on the turn or deflect side, stiffness, fist began to twitch.

8, Dizziness. Heart attacks can cause lightheadedness and loss of consciousness. So can potentially dangerous heart rhythm abnormalities known as arrhythmias.

9, High doses of these analgesics not only produce loss of consciousness, they effectively blunt the blood pressure and heart rate responses to laryngoscopy and intubation.

10, Sleep produces a loss of consciousness but not a loss of pain.

11, The well-known symptoms of hypoglycemia almost always precede the loss of consciousness.

12, Tussive syncope, which usually occurs in the context of bronchitis, consists of loss of consciousness with vigorous coughing.

13, Inhalation of nitrogen in excessive amounts can cause dizziness, nausea, vomiting, loss of consciousness, and death.

14, Myoclonic : the muscles in one part of your body twitch or jerk suddenly[Sentencedict.com], usually without loss of consciousness or awareness of what is happening.

15, Death may result from errors in judgment, confusion, or loss of consciousness, that prevents self - rescue.

16, Reptiles, amphibians, diving birds, and diving and burrowing mammals may have a prolonged time to loss of consciousness with inhalant gases.

17, The symptoms are caused by calcium deficiency, which leads to loss of consciousness and quadriplegia.

18, Death may result from errors in judgment, confusion, or loss of consciousness, which prevents self rescue.

19, Inhalation of argon in excessive amounts can cause dizziness, nausea, vomiting, loss of consciousness,(http://sentencedict.com/loss of consciousness.html) and death.

20, An amnesic condition characterized by insensibility to pain without loss of consciousness, induced by an injection of morphine and scopolamine, especially to relieve the pain of childbirth.

21, Results Compared with diprivan anesthesia, the patients applied with sevoflurane inhaled anesthesias were slowly got into the loss of consciousness and soon into the state of palinesthesia.

22, And pro athlete or not, getting enough fluids is important because dehydration can lead to suboptimal performance, and in extreme cases lightheadedness and loss of consciousness.