A restorative as well as a cosmetic procedure used for compromised teeth due to severe decay or fractures, and esthetic purposes.  An all ceramic crown creates elegant teeth designed to imitate your natural teeth in function.  Crowns may also be used to correct mal-occlused teeth which can also have great hygienic benefits.  Mal-occlusion may affect your gum health creating a niche for plaque and tarter retention which leads to mouth odor.  Properly positioned teeth are easier to brush and floss and make for healthier gum appearance.