A client has been admitted to have an intra-abdominal aortic aneurysm surgically repaired the following morning. It is necessary for the nurse to immediately report which of the following to primary health care provider?

1. Client complains of a mild headache
2. Client complains of consistent back pain
3. Client complains that they are required to use an urinal
4. Client has had 2 episodes of diarrhea since admission