Urinary retention in child is most commonly caused by

(A) Metal scab with ulceration # Acute urinary retention in a male child may be due to local inflammatory causes like meatal ulcer with scabbing.> Etiology of Urinary Retention in Children: Neurological processes Severe voiding dysfunction UTI Constipation Adverse drug effect Local inflammatory causes Locally invading neoplasms Benign obstructing lesions Idiopathic Combined UTI and Constipation Incarcerated Inguinal Hernia.