Imaging Reasons for Not Treating Patients with 90Y-Ibritumomab Tiuxetan
| Reason | No. |
|---|---|
| Suspected true altered biodistribution | |
| Prominent bone marrow uptake | 4 |
| High renal uptake | 1 |
| Pneumonia | 1 |
| Altered biodistribution suspected to be due to improper radiolabeling | |
| Renal uptake | 6 |
| Criteria for altered biodistribution not met | |
| Criteria for altered biodistribution in prescribing information misinterpreted | 3 |
| Pleural effusion | 1 |
| Total | 16 |