Left Click to draw length measurements on any viewport.
Use the mouse wheel to scroll through the stack.
Here we demonstrate the usage of reference lines tool. Below, you will see 5 viewports, representing a prostate MRI scan. The viewports contain Stack Viewports in purple backGround, and a volume viewport in red background. By default the first viewport (sagittal) is selected. You can use the dropdown to select the other viewports.
Left Click to draw length measurements on any viewport.
Use the mouse wheel to scroll through the stack.