From Galen Healthcare Solutions - Allscripts TouchWorks EHR Wiki
A Vertical Toolbar or VTB is the menu item on the left hand side of the screen. This item is part of the menu structure of the IDX Web Framework.
- Contains all the user menus that have been assigned to a given WP.
- Typically dictated by roles defined by an organization.
- Grant users access to the menus that pertain to modules purchased.
- Linked directly to the WP.