Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Urinary Tract Infections in Children ?
    ### Response:
    Only a health care provider can determine whether a child has a UTI.
                
A urine sample will be collected and examined. The way urine is collected depends on the childs age:
                
- If the child is not yet toilet trained, the health care provider may place a plastic collection bag over the childs genital area.
    