Figure 1. Gross tumor volume (GTV) representations on T2-weighted (left) and apparent diffusion coefficient (ADC) maps (right) on axial (upper), coronal (middle) and sagittal (lower) magnetic resonance imaging planes. Pink contour: radiologist T2GTV; blue contour: radiation oncologist T2GTV; orange contour: radiologist ADCGTV; light green contour: radiation oncologist ADCGTV.