Calcium oxalate is the most common mineral found in urinary stones. Most human urine is
supersaturated with respect to this compound throughout at least part of most every day, 1 …

Urinary stones are polycrystalline aggregates consisting of varying amounts of crystal and
organic matrix components. Although urolithiasis is inclusive of renal, ureteral, and bladder …

The majority of stones that form within the urinary tract contain calcium, and various
crystalline forms of calcium oxalate and calcium phosphate are the types of stones most …

The prevalence of kidney stones has steadily risen during this century; passage of a
calculus and a positive family history increase the probability of recurrence. Findings from …

In all but one case, the salts that contribute to stone formation normally supersaturate the
urine. Why then do some persons form kidney stones? This is discussed, along with the role …

Renal stone disease (nephrolithiasis) accounts for about seven to ten of every 1000 hospital
admissions in the United States and has an annual incidence of seven to 21 cases per 10 …

Calcium urolithiasis is not a homogeneous entity, but is a result of many etiologies, with
different physicochemical and physiological backgrounds. This diversity of presentation …

Diurnal variations in urine calcium oxalate and calcium phosphate activity products were
observed in normal men and patients with recurrent calcium oxalate or mixed oxalate …

Approximately two-thirds of all urinary calculi in man contain calcium oxalate as a major
component. In the author's department, in a series of 504 urinary calculi analysed by X-ray …

An important factor in the formation of calcium-containing kidney stones is the
supersaturation of urine with calcium salts. However, we have been unable to find any …