Table 1 Comparison of methodology centre A and centre B
From: O-(2-[18F]fluoroethyl)-l-tyrosine PET in gliomas: influence of data processing in different centres
Centre A | Centre B | |
|---|---|---|
LMU | FZJ | |
Scanner | ECAT Exact HR+ PET | ECAT Exact HR+ PET |
Framing | 6 × 10”, 4 × 30”, 1 × 2’, 3 × 5’, 2 × 10’ | 5 × 1’, 5 × 3’, 6 × 5’ |
Reconstruction | FBP (5-mm Hann filter) | Iterative 6i/16s |
Definition of tumour volume (cut-off) | TBR > 1.8 | TBR > 1.6 |
ROI for TAC definition | 90% isocontour in different slices | TBR > 1.6 in slice with FET maximum |