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Is this a maxillary hypoplasia or just a chin retrusion?

thewayisnowFeb 18, 2022
It seems I have poor dentofacial growth, and I wonder if it's because the maxilla and mandible are recessed, or if it's because there is a dis-prominent chin. If I stress to put my chin forward, making the bottom teeth row go beyond the front teeth row, it seems to be corrected, so I hypothesise a maxillary retrognathism [needing a bimaxillary advancement surgery].

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From board-certified doctors and trusted medical professionals
Dr. H. George Brennan, MD, FACS - Account Suspended
Facial Plastic Surgeon, Board Certified in Otolaryngology – Head and Neck Surgery
Answered on Feb 22, 2022
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Gerald Wittenberg, MSc, DMD (retired)

Your primary issue is the underdevelopment of the entire lower jaw. The ideal would be to increase the overbite/overjet with orthodontics (despite your past orthodontics) and advance the lower jaw to achieve the goal. A masking approach with a genioplasty and jawline augmentation is a second...

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Gerald Wittenberg, MSc, DMD (retired)

You appear to have a differential growth issue but the situation does not need correction usually unless you have esthetic concerns or significant symptoms

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Gerald Wittenberg, MSc, DMD (retired)

The issue is quite common unfortunately. The bone 'cut' can 'heal' with a 'dip' and it is very often visible externally. The solution at the time of the surgery is to use a 'strip' of eg gortex to blend the chin advancement with the jawline like a 'bridge' to the bone behind. At this point, you...

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