Draw contours (ROI)

Draw

  • Press Contours Tool on 2D view panel, contours panel and List of ROIs widget will appear
Fig. 1
  • To to open Menu right-click in the List of ROIs widget
Fig. 2
  • Select Draw mode to draw in 2D view - only in Slice view (s. upper toolbar of 2D view)
Fig. 4
  • To draw free - hold left mouse button and move mouse
  • To draw lines - hold SHIFT and left-click
  • Do not cross image border
  • Click at newly drawn contour to select it
  • To close contour is recommended to select created contour and use Open/close button, according to DICOM specification last point should not duplicate first point, the contour will be marked as CLOSED_PLANAR at export to RT Structure Set
  • To add contour to ROI select it and click at Plus button
  • Do not change slice or select another image before contour is added to ROI, drawing will be lost
  • To go to next slice right-click in 2D view, to go to previous slice CTRL - right-click, draw mouse wheel over slider
  • Pressing f or 0 key, having focus in 2D view, will fit an image into the view, 1 shows image in original size
  • Edit ROI name, color and interpreted type
Fig. 5