Figure 2From: FDG-PET/CT imaging for staging and target volume delineation in conformal radiotherapy of anal carcinoma(a -- b) CT (a) and PET/CT (b) in axial view showing a lymph node of about 1 cm in diameter with intense uptake at PET (arrows). Positivity was confirmed by FNAB. Based on these finding, this lymph node was included in the GTV and received a boost of radiation dose.Back to article page