This patient presented with a Class III/anterior underbite.
Class II/Overjet & Overbite
This patient was severe Class II with excess overjet (upper teeth in front of the lower), excess overbite (upper teeth covering the lower teeth vertically) and an impacted lower canine.
Phase I/Early Interceptive Treatment
This patient presented with a complaint of crooked upper front teeth. Because she still had lots of primary (baby) teeth left, she was not ready for comprehensive treatment, but they elected for limited/early treatment.
Crowding and crossbite
This patient has crowding in both the upper and lower arches, left posterior crossbite (upper left back teeth inside of the lower), and minimal overbite/overlap of his front teeth.