The client has had an implanted port placed to receive chemotherapy. When the nurse attempts to access the device, there is no backflow of blood and the nurse meets resistance when flushing. Which...

The client has had an implanted port placed to receive chemotherapy. When the nurse attempts to access the device, there is no backflow of blood and the nurse meets resistance when flushing. Which intervention should the nurse take to access the implanted port?

1. Forcefully insert 3 mL of heparin into the port.

2. Flush the implanted port with 5–10 mL of normal saline.

3. Instill a prescribed amount of urokinase into the port.

4. Schedule the client for a newly implanted port placement.