UCI PET Scan Parameters

PET Data:

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Device Characteristics

Device: Scanditronix PC2048-15B PET Scanner

Resolution: 4.5 x 4.5 x 6.5 mm

Crystal: BGO

Image Characteristics

Matrix Size: 256 x 256 x 30

Voxel Size: 1.0 x 1.0 x 6.5 mm

Datatype: Signed 16-bit Integer (Byte Swapped)

Offset: 0

Tracer: F-18 Deoxyglucose

Units: (mg FDG/100g tissue/min * 100)

Data Format: Analyze 7.5 (will be converted to NIfTI 1.0)

Orientation: Axial, Radiological Convention

Acquisition Task: Continuous Performance Test (CPT) (Nuechterlein et al., 1983)

Image Reconstruction:Filtered-Backprojection Algorithm L.A. Shepp and B.F. Logan, “The Fourier Reconstruction of a Head Section,” IEEE Trans Nucl Sci, vol. 21, pp.21-43, 1974

Corrections:Random correction, Triple events correction, Scatter correction, Attenuation correction

M. Bergstrom , C. Bohm, L. Eriksson and J. Litton, “ Corrections for attenuation, scattered radiation and random coincidences in a ring detector positron emission transaxial tomograph,” IEEE Tras Nucl Sci, Vol. 27, pp.549-554, 1980

M. Bergstrom, J. Litton, L. Eriksson, C. Bohm and G. Blomqvist, “Determination of object contour from projections for attenuation correction in cranial positron emission tomography,” J. Comput. Assist. Tomogr., Vol.6, pp.365-372, 1982

E.J. Hoffman, S.C. Huang, M.E. Phelps and D.E. Kuhl, “Quantitation in positron emission computed tomography: Effects of accidental coincidences,” J. Comput. Assist. Tomogr., Vol. 5, pp.391-400, 1981

Glucose Metabolic Rate Quantification:

Sung-Cheng Huang, “Noninvasive determination of local cerebral metabolic rate of glucose in man,” American Journal of Physiology. 238, E69-E82, 1980.