Renal calculi associated with proteus infection
Triple phosphate or struvite( Calcium phosphate with ammonium magnesium phosphate ) is smooth and diy white, grows in alkaline medium. Proteus being urea splitting organism splits urea to give ammonium which provides the required alkaline medium. Reference : page 1292 Bailey and Love's sho practice of surgery 26th edition
Uric acid
Triple phosphate
Calcium oxalate
Xanthine
Urology