Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the complications of Kidney Dysplasia ?
    ### Response:
    The complications of kidney dysplasia can include
                
- hydronephrosis of the working kidney. A baby with kidney dysplasia in only one kidney might have other urinary tract defects. When other defects in the urinary tract block the flow of urine, the urine backs up and causes the kidneys and ureters to swell, a condition called hydronephrosis.
    