However, high sodium is not unique to the elderly whereas low sodium levels (hyponatremia) are more likely to arise with age as well as in some diseases and the use of certain medication.yponatremia may be a consequence of too much water in the body which then dilutes the sodium levels (solute dilution) but can also be due to too little sodium in the body (solute depletion).
St. Louis County started separate record keeping from St. Louis City in 1877. It was not until December 1878, however, that the county established a new courthouse in the new county seat of Clayton, Missouri.
At the other extreme, four counties lost population: St. Louis city (which is in Missouri and is considered legally a county unto itself), St. Louis County (Missouri), and Macoupin and Bond counties (Illinois). Economic Drivers. The financial services sector has long been a major driver of the economy in the MSA.