Figure 4. . Correlation of bead radiopacity with drug loading.
(A) Lipiodol-loaded radiopaque bead; (B) doxorubicin/Lipiodol-loaded radiopaque bead (37.5 mg/ml doxorubicin); (C) multidetector computed tomography panel of agar phantoms increasing bead concentration in suspension; (D) correlation of image attenuation (Hounsfield units) versus bead suspension concentration; (E) correlation of doxorubicin concentration in the beads with bead attenuation.
CT: Computed tomography.
Reproduced with permission from [31] © Elsevier (2016).