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Home Osteonecrosis
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Osteonecrosis suspected, chest, suspicious findings on radiography, next imaging study 3195730
MRI chest without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI chest without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		May be appropriate
CT chest without IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
Bone scan chest
1-10 mSv
☢☢☢
Usually not appropriate
CT chest with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate
CT chest without and with IV contrast
1-10 mSv
☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		Usually not appropriate