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The two proposed mechanisms for paresthesia/tetany secondary to hyperventilation are cerebral vasoconstriction and electrolyte imbalance. Cerebral vasoconstriction: Cerebral blood flow decreases in a linear relationship to decreased PaCO2 (partial pressure of carbon dioxide). Thus, hyperventilation -> decreased PaCO2 -> decreased cerebral blood flow -&...


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I will not get into the possible association between your symptoms and treadmill or any possible etiologies regarding your symptoms. However, I am fairly certain that your numbness has nothing to do with your accident. When we are considering symptoms in limb and possible spinal injury the pathophysiology would be some kind of nerve or medullar compression ...


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