Table 1
Result of Stone analysis

Component	%
Calcium oxalate monohydrate	Negative
Calcium oxalate dihydrate	Negative
Carbonate apatite	100
Uric acid	Negative
Brushite	Negative
Cysteine	Negative
Ammonium urate	Negative
Dihydroxyadenine	Negative
Protein	Negative
Others	Negative