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Chemical composition of upper renal tract calculi in Multan
M Rafique1, R A Bhutta, A Rauf
1Department of Urology, Pathology, Nishtar Medical College, Multan.
Objective:
To study the chemical composition of upper renal tract (renal and ureteric) calculi in Multan.
Setting:
Department of Urology, Nishtar Hospital, Multan.
Study Period:
September 1992 to February 1999.
Material And Methods:
A total of 700 renal and ureteric calculi were analyzed by chemical method of Hodgkinson.
Results:
The commonest were uric acid (28.1%) calculi, followed in frequency by calcium oxalate calculi (26.1%), mixed calculi containing calcium oxalate and uric acid (21.8%) and calculi containing calcium oxalate and calcium phosphate (10.4%). Other variety of calculi were less common.
Conclusion:
Uric acid, calcium oxalate and mixed uric acid and calcium oxalate calculi are the main types in Multan region (JPMA 50:145, 2000).