You should drink plenty of fluids for 24 hours after the examination to help flush out your system. In some instances, your doctor may request that you have a nuclear scan. Once this tracer is injected into your system, it can be followed through your digestive organs as you lie directly underneath a large, flat Geiger counter. A nuclear scan is most often used to assess liver and gallbladder function. Other uses include measurement of stomach emptying and localization of intestinal bleeding.
Nuclear scans require very little preparation.
X-ray, Ultrasound, CAT scan and Nuclear Scan exams require specialized equipment and highly trained technicians. They are usually performed in a hospital our specialized outpatient facility. In most cases, the examination will be performed by a specially trained technician who is expert in using the equipment. The radiologist may or may not be present depending on the circumstances. However, the radiologist will review the final films and proceed with an official evaluation.