By Sally Barrington
Positron Emission Tomography (PET) is now firmly proven as a useful approach for diagnosing and tracking sickness. the second one variation of this accomplished medical atlas will proceed to offer the mixed adventure of 2 of the world's best puppy centres because the procedure has moved on from its youth to realize validated worth in medical perform. The booklet has been considerably rewritten to take account of the intriguing advancements which are taking place with the advent of PET/CT, and new ‘state-of-the-art’ PET/CT photographs are awarded. the hot variation remains to be offered as a sequence of 'mini-lectures' conscientiously designed for speedy assimilation, illustrated by means of case histories within which top of the range illustrations are supplemented by way of transparent concise educating issues and instructions for additional reading.
Part One presents an exceptional advent to the technological know-how and perform of puppy and screens common versions and discusses power pitfalls. partly , the functions of PET/CT in oncology are coated intimately, in line with physique process so as in their scientific value. half 3 examines the functions of PET/CT past oncology; in neuropsychiatry, cardiology and infection.
A valuable extra characteristic is the accompanying DVD-Rom with HERMES quick software program, which includes PET/CT circumstances for viewing and research, with cross-modality photo fusion, and has been supplied via Hermes scientific Solutions.
Atlas of scientific Positron Emission Tomography is a useful source for nuclear drugs experts, radiologists and oncologists, either in education and in perform.
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Additional info for Atlas of Clinical Positron Emission Tomography 2nd Edition
Sample text
CHAPTER 2 NORMAL VARIANTS AND POTENTIAL PROBLEMS/PITFALLS INTRODUCTION AND BACKGROUND Glucose acts as the basic energy substrate for many tissues so variations in distribution of [18F]2-fluoro-2-deoxy-D-glucose (FDG) can cause considerable difficulties in interpretation of clinical positron emission tomography (PET) scans. The most difficult thing to learn when first starting to report whole-body FDG scans is appreciating the normal variation which can occur. High uptake of FDG is seen in the brain, approximately 6 percent of administered activity is taken up in brain.
19). This can result in a nondiagnostic scan with extensive uptake in muscle and little elsewhere. Although glucose and FDG compete for uptake into tumors, in our experience it is rare for uptake into tumor to be completely saturated even with high glucose concentration and to miss tumor altogether. It is, however, important to know that the blood sugar is high as this may affect scan quality and interpretation, and we routinely measure blood sugar prior to FDG injection. Caffeine increases levels of free fatty acids and either black coffee or a diet cola can be used to suppress myocardial uptake.
Adenosine) and/or combined with an FDG metabolic study, in which case successive tracer injections must be arranged such that an emission scan does not begin until the count rate from the previous administration has fallen to a sufficiently low level. Cardiac studies are usually performed as simple static emission scans. Higher resolution and more accurate quantitative values can be obtained by performing gated emission scans. The cardiac cycle is divided into ~8 separate images, each of which can be processed in the same way as a static cardiac scan.