|
1
|
No uptake above background
|
|
2
|
Uptake at an initial site that is less than or equal to mediastinum
|
|
3
|
Uptake at an initial site that is greater than mediastinum but less than or equal to liver
|
|
4
|
Uptake at an initial site that is moderately increased compared to the liver at any site
|
|
5a
|
Uptake at an initial site that is markedly increased compared to the liver
|
|
5b
|
Uptake markedly increased compared to the liver at any new site that is possibly related to lymphoma
|
|
X
|
New areas of uptake unlikely related to lymphoma
|
