An electrolyte imbalance can cause palpitations, fatigue, weakness, nausea, irritability, muscle twitching and lots of
other symptoms. If a patient has a very serious imbalance, it can become a life threatening situation.
On two different occasions, when she was very young, my daughter came down with a servere case of
viral gastroenteritis (basically, a viral stomach flu). Within a matter of
a few hours, her electrolytes dropped to near zero.