One of the most frequent causes of gummy smile is an altered eruption, ie, the gingival margins are located at a more coronal position than normal. These cases can be successfully treated with a What causes uneven gums? If you're reading this article, it's likely you have an uneven gum line. This may be caused by genetics, taking certain medications, or health problems, like gum recession. Gum contouring is a procedure used to reshape the gum line, fix a gummy smile, remove excess gum tissue, or even add gum tissue when needed. Restriction of the smile muscles helps reduce the excessive gingival display. By removing a strip of mucosa superiorly from the junction of the attached mucosa, the amount of muscular movement can be reduced significantly. Treatment outcomes of gummy smiles with extraoral or intraoral causes have been well documented. Do not get crown lengthening to get rid of gums. It will look ugly and make you have horse teeth. Your teeth look proportional to your face. Easy fix would be 2 shots of Botox in the upper lip - in the right locations. Get rid of that hypermobility. At this point I would try that before any major surgery personally. Here are some common causes of a gummy smile: Genetics: Some people are simply born with excessive gum tissue that shows when they smile. Hyperactive upper lip muscle: The muscle that controls the movement of the upper lip can sometimes be too strong, causing the lip to lift too high when smiling. What causes a gummy smile? Many things cause a gummy smile, including: Genetics; A bad bite; Too much gum tissue; Genetics. Genetics plays a huge role in how your smile looks. In fact, it's the leading reason. Small teeth and/or a short upper lip causes more gum tissues to show when you're smiling. A bad bite What Causes a Gummy Smile? Genetics seems to be the most common cause of gummy smile and here are some of the issues that can arise from that: Overactive muscles in the upper lip; Short muscles in the upper jaw; A short upper lip; Overgrowth of the upper jaw bone; Downward upper teeth movement Gum contouring to alter the gingival margins if you have a gummy smile. Periodontal surgery such as gum grafts to fill in gaps from receding gums. Dental fillings, inlays, and onlays to repair cavities. Common causes of a canted smile are misalignment issues with the jaw or teeth, an uneven gum line, or trauma to the mouth that affected the Dentoalveolar extrusion is the medical term for this ailment. Vertical maxillary excess, another issue, can also cause a Gummy smile. This occurs when the bones in your upper jaw enlarge relative to their normal size. 2. Lip differences. Your top lip may become sticky when it is on the shorter side. Botox injections can be used to reduce the appearance of a gummy smile. Make sure to have a consult with an expert injector; only small amounts of botox should be used. Too much botox can cause the lips to drag over the teeth and reduce teeth show too much adversely affecting the smile. Lo JaQUopD.