Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Urine Blockage in Newborns ?
    ### Response:
    Defects of the urinary tract may be diagnosed before or after the baby is born.
                
Diagnosis before Birth
                
Tests during pregnancy can help determine if the baby is developing normally in the womb.
                
- Ultrasound.
    