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Research

Dec 14, 2009

Localized smoothing improves PET quality

The clinical utility of PET scans is often compromised by poor spatial resolution. Anatomical data acquired from a tandem CT scan can help guide PET image reconstruction and suppress noise. The methods used to do this depend on one important condition: CT must be able to provide the exact outline of lesions detected on PET. Yet in practice, these PET "hot spots" may be invisible on CT.

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