Caren van Roekel

124 Chapter 4 FIGURE 1. Timeline. Fifty-two patients of this study underwent two simulation procedures, one with administration of 99m Tc-MAA and one with 166 Ho-scout, as per protocol of the HEPAR I and HEPAR II studies. Fifty-three patients underwent one simulation procedure with administration of 166 Ho-scout. After administration of 166 Ho-scout and the 166 Ho-treatment dose, 166 Ho-SPECT/CT images were made to assess the absorbed dose distribution.