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Home Imaging of Facial Trauma Following Primary Survey
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Frontal bone tenderness, frontal bone fracture suspected, initial imaging following primary survey 3194934
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography skull
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Frontal bone edema, frontal bone fracture suspected, initial imaging following primary survey 3194936
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography skull
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Frontal bone contusion, frontal bone fracture suspected, initial imaging following primary survey 3194935
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography skull
<0.1 mSv
☢ 		0.03-0.3 mSv [ped]
☢☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Infraorbital nerve paresthesia, midface fracture suspected, initial imaging following primary survey 3194943
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Zygomatic deformity, midface fracture suspected, initial imaging following primary survey 3194940
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Upper jaw pain, midface fracture suspected, initial imaging following primary survey 3194938
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Malocclusion, midface fracture suspected, initial imaging following primary survey 3194942
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Facial elongation, midface fracture suspected, initial imaging following primary survey 3194941
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Zygoma pain, midface fracture suspected, initial imaging following primary survey 3194939
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Nasal tenderness, nasal fracture suspected, initial imaging following primary survey 3194947
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
US maxillofacial
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		May be appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
Nasal deformity, visible, nasal fracture suspected, initial imaging following primary survey 3194945
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
US maxillofacial
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		May be appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
Nasal deformity, palpable, nasal fracture suspected, initial imaging following primary survey 3194946
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
US maxillofacial
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		May be appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
Epistaxis, nasal fracture suspected, initial imaging following primary survey 3194948
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
US maxillofacial
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
Radiography paranasal sinuses
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		May be appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Loose teeth, mandibular fracture suspected, initial imaging following primary survey 3194954
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Displaced teeth, mandibular fracture suspected, initial imaging following primary survey 3194956
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Malocclusion, mandibular fracture suspected, initial imaging following primary survey 3194951
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Mucosal hemorrhage, mandibular fracture suspected, initial imaging following primary survey 3194953
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Fractured teeth, mandibular fracture suspected, initial imaging following primary survey 3194955
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Trismus, mandibular fracture suspected, initial imaging following primary survey 3194950
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
Gingival hemorrhage, mandibular fracture suspected, initial imaging following primary survey 3194952
CT maxillofacial without IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually appropriate
Radiography mandible
0.1-1mSv
☢☢
May be appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate
Arteriography cervicocerebral
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
MRA head and neck with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRA head and neck without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI cervical spine without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI head without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
MRI maxillofacial without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
CT maxillofacial with IV contrast
0.1-1mSv
☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT cervical spine with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT cervical spine without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT head without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT head without IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CT maxillofacial without and with IV contrast
1-10 mSv
☢☢☢ 		0.3-3 mSv [ped]
☢☢☢ 		Usually not appropriate
CTA head and neck with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
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