Fig. 8From: Initial evaluation of the Celesteion large-bore PET/CT scanner in accordance with the NEMA NU2-2012 standard and the Japanese guideline for oncology FDG PET/CT data acquisition protocol version 2.0The relationships of the % contrast (Q H,10mm), the % background variability (N 10mm), and the QNR with different scan times. The dotted lines indicate the recommended values (N 10mm < 5.6%, QNR > 2.8)Back to article page