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Figure 1: Ninan classifi cation of Idiopathic urethritis in male children, (Grade-I) Infl ammation involving urethra distal to external urethral sphincter, (Grade-II) Infl ammation extending into urethra proximal to external urethral sphincter, (Grade-III) Infl ammation of urethra with stricture formation or scarring, (Grade-IV) Infl ammation of urethra with retrograde extension to the upper tracts or epididymis with systemic symptoms

Figure 1: Ninan classifi cation of Idiopathic urethritis in male children, (Grade-I) Infl ammation involving urethra distal to external urethral sphincter, (Grade-II) Infl ammation extending into urethra proximal to external urethral sphincter, (Grade-III) Infl ammation of urethra with stricture formation or scarring, (Grade-IV) Infl ammation of urethra with retrograde extension to the upper tracts or epididymis with systemic symptoms