Fig. 6From: Impact of penalizing factor in a block-sequential regularized expectation maximization reconstruction algorithm for 18F-fluorocholine PET-CT regarding image quality and interpretationNumber of suspected metastatic lymph nodes for different image series. The graphs show the number of lymph nodes detected for the two nuclear medicine physicians (upper and lower graph) for the ten patients. The only significant difference was between 1.5 min with β 500 and 2.0 min with β 300 for physician #1Back to article page