message board What Can I Do for This Case? A seemingly difficult Class III case involving a bilateral posterior open bite and extracted U4s HJS Member Since: 01/07/06 Post: 1 of 12 Introduction This 16-year-old patient started her treatment with a GP who did a disaster for her. She came to me, as a specialist, seeking help when she noticed no improvement in her case. She is Class III skeletal and dental with missing LR6. She has average lower facial height. Her previous doctor extracted the U4s to make space for high canine. She has bilateral posterior open bite caused by a lateral tongue thrust. Today I took records and started repositioning in upper arch. How should I continue this case? Is it improved with repositioning the lower arch and extraction in LL side? Box elastic in Class III fashion? I want to hear your ideas and thoughts. ■ 9/5/2017 tom525 Member Since: 06/18/08 Post: 2 of 12 24 Maxillary laterals may be problematic. (I personally like self-ligating brackets for cases like this.) Deviated nasal septum and Class III skeletal with narrow maxilla but the maxillary anteriors are retroclined, which is beneficial. I'd extract the lower left fi rst molar for midline correction and retraction of the lower NOVEMBER 2017 // orthotown.comhttp://www.orthotown.com