Table 4:

Most common combinations of diagnostic imaging

First ImageSecond ImageThird ImageFourth ImagePercentage of Study Imaging
CT abdomen & pelvis w/contrastCT thorax w/dye22.9
CT abdomen & pelvis w/o contrastCT thorax w/o dye6.7
CT neck spine w/o dyeCT head/brain w/o dye4.6
CT angio abdomen & pelvis w/o & w/dyeCT angiography chest2.5
MRI brain stem w/o & w/dyeMR angiography head w/o dye1.7
MRI brain stem w/o & w/dyeMRI orbit/face/neck w/o &w/dye1.5
CT maxillofacial w/o dyeCT head/brain w/o dye1.4
CT neck spine w/o dyeCT maxillofacial w/o dyeCT head/brain w/o dye1.2
CT abdomen & pelvis w/o contrastCT thorax w/o dyeCT head/brain w/o dye1.2
CT thorax w/o dyeCT head/brain w/o dye1.2
CT head/brain w/o dyeCT head/brain w/o dye1.1
CT abdomen & pelvis w/contrastCT abdomen & pelvis w/contrastCT thorax w/dyeCT thorax w/dye1.1
CT thorax w/o dyeCT maxillofacial w/o dye0.9
MRI brain stem w/o dyeMR angiography head w/o dye0.8
CT angiography headCT angiography neck0.8
CT soft-tissue neck w/dyeCT thorax w/dye0.8
CT abdomen & pelvis w/contrastCT thorax w/dyeCT head/brain w/o dye0.8
CT abdomen & pelvis w/contrastCT soft-tissue neck w/dyeCT thorax w/dye0.7
CT abdomen & pelvis w/contrastCT thorax w/dyeCT neck spine w/o dyeCT head/brain w/o dye0.7
CT abdomen & pelvis w/contrastCT angiography chest0.7
MRI brain stem w/o & w/dyeMR angiography neck w/o & w/dyeMR angiography head w/o dye0.6
  • Note:—w/o indicates without; w/o & w/, without and with; w/, with; angio, angiography.