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Home Imaging of Mediastinal Masses
Variants
Scenario Scenario ID Procedure Adult RRL Peds RRL Appropriateness Category
Mediastinal mass, indeterminate on CT, next imaging study 3194011
MRI chest without and with IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
MRI chest without IV contrast
0 mSv
O 		0 mSv [ped]
O 		Usually appropriate
Image-guided transthoracic needle biopsy

Varies
Varies 		May be appropriate
FDG-PET/CT skull base to mid-thigh
10-30 mSv
☢☢☢☢ 		3-10 mSv [ped]
☢☢☢☢ 		May be appropriate
US chest
0 mSv
O 		0 mSv [ped]
O 		Usually not appropriate
Radiography chest
<0.1 mSv
☢ 		<0.03 mSv [ped]
☢ 		Usually not appropriate