Quantitative analytical findings on upper urinary tract stones from 500 patients are reported
and compared to data in the literature. Methods of presentation of quantitative data are …

Observation based on quantitative chemical analysis of stones performed by methods
normally employed in a clinical chemistry laboratory led some workers to suggest that most …

Since stones are the only objective elements of lithiasis, the cause of this disease can only
be determined by an accurate analysis of the morphology and composition of the stones. To …

Like people, no two stones are the same. The color of the stone depends on the chemicals
that make up the calculus. Most stones are yellow or brown, but they can also appear to be …

Any study of urinary tract stone disease must include some basic understanding of the
multifaceted events which contribute to the final formation of urinary stones. Although this …

Two issues related to nephrolithiasis are explored:(1) does the chemical composition and
morphology of renal calculi in South Poland overlap with the studies from other countries …

Daudon et al. have developed a complex morphoconstitutional classification of renal stone
in six different morphological types and several subtypes. According to this classification, a …

The aim of this paper is to present a protocol for the routine morphocompositional study of
kidney stones in a clinical setting, and to demonstrate that it is a simple and useful approach …

RESULTS: The stone removed from the patients of this group contain high calcium content.
Most of the stones re-moved from bladder comprises two categories 1. uric acid (mainly) 2 …

Oxalate, apatite, struvite, uric acid and cystine stones were routinely analysed by X-ray
diffraction. A second analysis was performed by electron microprobe. The substances not …