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Preparation for Nuclear Imaging Test
What Are the General Patient Preparation Instructions?
- No special preparation is required for scans involving the bones, inflammatory, lymphatic, brain, renal and pulmonary systems. Certain drug allergies should be noted for brain scans using Diamox.
- Scans involving the gastrointestinal system require fasting at least 4 hours. Some scans require pre-medicating as a preparation.
- Cardiac exams involve fasting for at least 4 hours before the exam and stress/persantine tests require no caffeine for 24 hours prior to the scan.
- Thyroid scans may require cessation of certain medications prior to the scan.