 Crowding |
 Spacing |
 Anterior Crossbite |
 Tooth Wear/Bruxism |
 Periodontal Problems |
 Impacted/Tipped/Missing Teeth |
 Protrusion |
 Open Bite |
 Deep Bite |
 Class II |
 Vertical Problems |
 Class III |
Images courtesy of the American Association of Orthodontists