The only other obstacle to the wider use of PET-CT is the difficulty and cost of producing and transporting the radiopharmaceuticals used for PET imaging, which are usually extremely short-lived (for instance, the half life of radioactive Fluorine-18 (18F) used to trace glucose metabolism (using fluorodeoxyglucose, FDG) is two hours only.
Nuclear Radiologist: Average Salary: $180,000. Nuclear radiology is a radiology field that uses radioactive material in imaging, diagnosis and treatment. PET scans, CT scans and gamma imaging are the most commonly used equipment in this field.
National. The average annual salary for diagnostic medical sonographers was $65,800 as of May 2011, according to the Bureau of Labor Statistics. The top 10 percent of the occupation earned at least $90,640 per year, while the bottom 10 percent earned annual wages of $44,950.