CT Read Keyboard and Mouse Shortcuts

• Home position in all views: Right click → Reset
• Scrolling
  • Left-click and move up/down to scroll through the image
  • Wheel click and move up/down to zoom in/out
  • Right-click and move up/down to pan
• X to turn cross-hairs on/off
• D to make measurements, e.g. pulmonary artery diameter
• E for ellipsoid will allow you to measure Hounsfeld units
• Right-click → Measurement gives you a lot of options
• Alt+D is used to draw a circle for automated measurement, e.g. diameter at the sinotubular junction
  • This functionality does not seem to exist in Syngo Via AFAIK
  • Shift-Click to correct the automated measurement.
  • Alt-Click to realign and jump to wherever you want, Hutt did this to hop from sinuses of Valsalva to ST junction. Very efficient!
• Hutt did a cool Alt click to leap up from the sinuses of Valsalva to
• Left+Right mouse click and move mouse/up down to affect the leveling
• Right click → Select Reset (all the way at bottom) to go back to your standard views.
• Ctrl+P gives you a Lasso measuring tool, e.g. to measure the LA, RA areas

Function	Buttons
Turn crosshairs on and off	X
Zoom	Hold mouse wheel and drag up/down
Window width / level (or body layers in 3D)	Hold left AND right mouse buttons and drag up/down/left/right
Pan	Hold right mouse button and drag
Scroll (or rotate)	Hold left mouse button and drag up/down
Switching between one plane and multiplane	Double click
Measure an area	Hold Alt+D, then hold left mouse button, drag to create circle, and release left mouse button.  Then release Alt+D.  This will create an auto-circle based off that region. To then fine-tune this auto-circle, hold shift and left click+drag to redraw parts of the circle.
Measure a distance	Press D, then hold left click and drag
Bring a region to the center of screen	Alt+left click on region
Save images	Press C, or right click and hit capture