A Client Is Diagnosed with Hydronephrosis

A client is diagnosed with hydronephrosis. What occurs in this condition?

A) Urine forms, but the flow of urine from the kidney is obstructed.
B) Calculi and lithiasis form primarily in the kidneys.
C) Fibrous bands form along the ureters or the urethra, thereby narrowing it.
D) Multiple clusters of benign tumors form on the kidneys.