ITK-SNAP Shortcuts

Image Operations
Alt-IAdjust image contrast automatically
Ctrl-IShow image contrast window
SHide/reveal segmentation
AIncrease segmentation transparency
DDecrease segmentation transparency
Tool Selection Commands
1Crosshairs tool
2Zoom/pan tool
3Polygon tool
4Automatic segmentation (SnAP region) tool
5Paintbrush tool
Slice Window Commands
(cursor must be in a slice window)
PgUpShow next slice in current slice window (mouse must be inside)
PgDnShow previous slice in current slice window
Arrow keysMove cursor left, right, up, down by one voxel
Shift+Arrow keysMove cursor by five voxels
3D Window Commands
(cursor must be in the 3D window)
SStore current viewpoint
RRecall stored viewpoint
File Operations
Ctrl-GOpen gray image
Ctrl-1 ... Ctrl-5Open gray image from recently loaded list (1 = most recent)
Ctrl-DOpen segmentation image
Ctrl-SSave segmentation image
Ctrl-NCreate new segmentation image (clear segmentation)
Ctrl-QExit program
Paint Brush Mode
-(_)Decrease paint brush size
+(=)Increase paint brush size
Changing Active/DrawOver Label
,(<)Select the previous active label in the list
.(>)Select the next active label in the list
Ctrl-,(<)Select the previous drawover label in the list
Ctrl-.(>)Select the next drawover label in the list