Chemical analysis of urinary calculi operated in Liaquat medical college hospital Jamshoro

Of the 60 patients with urinary calculi, upper tract stones were common between 15-44 years of age and lower tract stones between 0-14 and above 44 years of age. Urinary calculi contained calcium, phosphate, oxalate, urateuric acid, ammonium, magnesium and carbonate. The frequency of occurrence of each of these radicals in sixty stones was 93.33, 83.33, 61.67, 51.67, 25.00 and 13.33 respectively. Five [27.8%] out of eighteen different combinations of acidic and basic radicals seen in the stones analyses were of pure lithiasis