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Table 1 Summary of analyzed patient and lesion characteristics

From: Impact of 90Y PET gradient-based tumor segmentation on voxel-level dosimetry in liver radioembolization

Characteristic Patients (radioembolizations) or Average,median, (range)
HCC 4 (4)a
Cholangiocarcinoma 1 (1)
Liver metastasesb 10 (12)
Total 15 (17c)
Elapsed time between baseline segmentation scan and 90Y PET/CT (days) 57, 49, (0 to 178)
Elapsed time between administration and 90Y PET/CT (min) 139, 144, (44 to 211)
Administered activity (GBq) 2.9, 3.2, (0.6 to 5.8)
Treated volume when determining administered activity (cm3) 1167, 1138, (190 to 2285)
MAA Lung shunt (%) 5.5, 4.4, (1.2 to 17.1)
Lesions per scan (N = 58) 3.4, 3 (1 to 9)
Lesion volume (morphologic) (cm3) 48.4, 11.4 (2.0 to 818)
  1. aAll 4 had cirrhotic livers
  2. bIncludes neuroendocrine, colorectal, pancreatic, melanoma, and adrenal disease
  3. c12 right lobe and 5 left lobe