Hyponatremia (defined as a serum sodium level < 134 mmol/L) is the most common electrolyte abnormality in hospitalized patients. Certain drugs (eg, diuretics, antidepressants, and antiepileptics) have been implicated as established causes of either asymptomatic or symptomatic hyponatremia.
For example the median expected annual pay for a typical Chief Executive Officer in the United States is $687,505 so 50% of the people who perform the job of Chief Executive Officer in the United States are expected to make less than $687,505. Source: HR Reported data as of October 2015. Median $687,505. 1  Salary.
A Chief of Staff's job can be quite stressful due to the grueling schedule and tight deadlines. A Chief of Staff must also be able to make tough decisions quickly, which can also be stressful. According to salary.com, the average annual pay for a Chief of Staff in the United States is $145,000. Depending on the industry, someone employed as a Chief of Staff can earn as little as $99,000 per year or well over $200,000 annually.