Urinary calculi are often small (< 5 mg) and can be composed of many very different
constituents. The highly variable composition has lead to the development of many different …

Stone analysis by physical methods is critical to determine their chemical nature and to
diagnose the underlying conditions affecting kidney stone formers. This analysis should be …

The kidney stone season for the Pensacola, Fla., area is shown to extend from May through
November. No differences in composition of stones in and out of season could be found …

Urolithiasis is a frequent and in many cases serious disease. Proper analysis of kidney
stone composition is crucial for appropriate treatment and prevention of disease recurrence …

On the basis of routine clinical and laboratory investigations, one or more probable or
possible causes of stone formation were established in 27% of upper urinary tract and 98 …

Chemical analysis of stones does not identify crystal types, as do physical methods. This
chapter describes the principles and application of X-ray energy dispersive spectrometry …

A better understanding of chemical principles underlying the formation of calculus has led to
a need for more precise information on the chemical composition of stones. A qualitative …

Two hundred renal calculi were analysed by pellet technique. Chemical composition of the
outer shell and core ofurinary calculi was determined separately wherever possible …