The nurse is performing discharge teaching for a client admitted with pyelonephritis. The client asks the nurse, “What is pyelonephritis?” Based on the nurse’s knowledge, the best response would be:...

The nurse is performing discharge teaching for a client admitted with pyelonephritis. The client asks the nurse, “What is pyelonephritis?” Based on the nurse’s knowledge, the best response would be:

1. Pyelonephritis is an inflammation of the bladder.

2. Pyelonephritis is a rupture of the bladder.

3. Pyelonephritis is an infection of the kidney.

4. Pyelonephritis is an infection of the lower urinary tract.