Objective: To determine the frequency of various metabolic abnormalities in children with urinary lithiasis. Methods: This cross-sectional study was conducted at Armed Forces Institute Urology, Rawalpindi, from 30 January 2017 to 1 February 2020. A total 1355 who were aged 4 14 years and had renal stones included, while those tract infections, posterior urethral valve, pelvi-ureteric junction o...