Figure 1From: Target volume definition in high-risk prostate cancer patients using sentinel node SPECT/CT and 18 F-choline PET/CT(A) Fusion image of SPECT and planning CT (patient no. 6) showing a transverse section of two pararectal and a right external iliac SN. (B) Axial view of the standard nodal clinical target volume (CTV) (green) and the pararectal SNs (yellow).Back to article page