Fig. 1
From: Patient organ and effective dose estimation in CT: comparison of four software applications
Examples of scan region on the different phantoms implemented in CT-Expo, NCICT, NCICTX, and Virtual Dose. The region to be set, in this case for a chest study, was defined by selecting images archived in our Picture Archiving and Communication System (PACS). We can see that the anatomical landmarks, used to fix the scan start and end, change according to the phantom used. In particular, CT-Expo phantom lacks anatomical details