Large studies, such as CT or MR, may have hundreds of images to navigate through. You can add tabs to images to navigate through them more quickly. For example, every tenth image in a CT study can have a tab stop.
To scroll from one tabbed image to the next
From the Image area context or top toolbar, click Advance by Page
or
Advance by Image 
,
if the button is not already set to Advance
by Tab. 
To scroll through the tabbed images, hover over them and move the scroll wheel forward or backward.
or
Press Page Up or Page Down.
IMPAX scrolls to the next tabbed image in the study. A tab marker appears at the top of the tabbed image.
 | Tip: To move the first or last tabbed image in a series, press Home or End. |