Score | Definition |
---|---|
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 |