The effective whole-body radiation dose for 124I-omburtamab was 0.49 ± 0.27 mSv/MBq. The mean whole-body clearance half-time was 44.98 ± 16.29 h. Conclusion: PET imaging with 124I-omburtamab antibody administered intraventricularly allows for noninvasive estimation of dose to CSF and ...