Baby urine with purulent discharge, mainly refers to the urethral orifice can be seen discharge, may be a urinary tract infection caused by secretions mixed into the urine; may also be celiac disease and other reasons for the cause. If the baby does not pay much attention to the local hygiene caused by urinary tract infection, it can be manifested as frequent urination, urinary urgency, painful urination, and there can be purulent discharge, which can lead to purulent discharge in the urine if it is mixed into the urine. Babies with urinary lymphadenitis, lymphatic vessel blockage, parasitic or tuberculosis infections may lead to the phenomenon of celiac disease, and purulent discharge can also be present in the urine. There may be other causes of purulent discharge in baby’s urine, which need to be consulted in the hospital, and the appropriate treatment chosen after the diagnosis is clarified.