Patient Preparation for CT Scan

A nurse is preparing a patient for a scheduled ________ (CT) scan to evaluate for any underlying tumors. Before the test, the nurse must ensure that the patient has been appropriately prepared and understands the reason for the procedure. It is essential to verify that the patient has not consumed food or drink for at least _____ hours prior to the examination. In this scenario, the blank fields refer to critical information regarding diagnostic tests and patient preparation.