EARN This course was written for dentists, 3 CE dental hygienists, CREDITS and dental assistants. © Igor Mojzes | Dreamstime.com Is Beauty Truly In The Eye Of The Beholder? Evidence-Based Ideal Smile Esthetics A peer-reviewed article written by Maria L. Geisinger, DDS, MS, and Hussein Basma, DDS, DESS, MS PUBLICATION DATE: MAY 2021 EXPIRATION DATE: APRIL 2024 SUPPLEMENT TO ENDEAVOR PUBLICATIONS EARN 3 CE CREDITS This continuing education (CE) activity was developed by Endeavor Business Media with no commercial support. This course was written for dentists, dental hygienists, and dental assistants, from novice to skilled. Educational methods: This course is a self-instructional journal and web activity. Provider disclosure: Endeavor Business Media neither has a leadership position nor a commercial interest in any products Is beauty truly in the eye of the or services discussed or shared in this educational activity. No manufacturer or third party had any input in the development of the course content. beholder? Evidence-based Requirements for successful completion: To obtain three (3) CE credits for this educational activity, you must pay ideal smile esthetics the required fee, review the material, complete the course evaluation, and obtain an exam score of 70% or higher. CE planner disclosure: Laura Winfield, Endeavor Business Media dental group CE coordinator, neither has a leadership nor ABSTRACT commercial interest with the products or services discussed in this educational activity. Ms. Winfield can be reached at A smile is a universal greeting and translates into all languages. Smiling indi- [email protected]. viduals are judged as more pleasant and trustworthy, and the act of smiling Educational disclaimer: Completing a single continuing education course does not provide enough information to result actually releases endorphins that improve the mood of the person who smiles. in the participant being an expert in the field related to the As dentists, we are trained to create, maintain, and protect the ideal smile, course topic. It is a combination of many educational courses and clinical experience that allows the participant to develop but what should our goals be in achieving that “gold standard” of beauty? skills and expertise. The essential components of an ideal smile involve the relationship Image authenticity statement: The images in this educational activity have not been altered. between three primary components: the teeth, the lip framework, and the Scientific integrity statement: Information shared in this gingival scaffold. While beauty may be in the eye of the beholder, factors that CE course is developed from clinical research and represents the most current information available from evidence-based allow assessment of overall smile esthetics include tooth width/height ratio, dentistry. shape, position, quality of restoration, and general arrangement of the den- Known benefits and limitations of the data: The information presented in this educational activity is derived tition, especially of the anteriior teeth, upper lip position, buccal corridor, from the data and information contained in the reference section. visibility of teeth, and amount of gingival display, These factors are consid- Registration: The cost of this CE course is $59 for three (3) ered in concert and usually judged esthetically as a group. It is considered CE credits. that in the composition of a beautfiul smile, the form balance, symmetry, Cancellation and refund policy: Any participant who is not 100% satisfied with this course can request a full refund by and relationship of these elements make it attractive or unattractive. This contacting Endeavor Business Media in writing. course seeks to present the current data regarding ideal smile components Provider information: Dental Board of California: Provider RP5933. Course and the differences regarding ideal smile components based upon age, gen- registration number CA code: 03-5933-21002. Expires der, and race/ethnicity to allow dentists to create personalized road maps 7/31/2022. “This course meets the Dental Board of California’s requirements for three (3) units of continuing education.” and help their patients achieve vibrant smiles. Endeavor Business Media is a nationally approved PACE program provider EDUCATIONAL OBJECTIVES for FAGD/MAGD credit. Approval does not imply acceptance by any At the conclusion of this course, the reader should be able to: regulatory authority or AGD endorsement. 1. List the components of a smile and discuss their roles in optimal smile 11/1/2019 to 10/31/2022. Provider ID# 320452 esthetics AGD code: 780 2. Describe the step-by-step approach to evaluating a patient’s smile, includ- ing assessing tooth shape/shade, gingival display, and lip length/mobility 3. Understand the role of patient-based characteristics on acceptable esthet- ics and ideal smile components Endeavor Business Media is designated as an approved Provider by the American Academy of 4. Discuss personalized treatment options to achieve ideal smile esthetics Dental Hygiene, Inc. #AADHPNW (January 1, 2021-December 31, 2022). Approval does not imply acceptance by a state or provincial Board of Dentistry. Licensee should maintain this document in based upon underlying diagnoses in each patient the event of an audit. Endeavor Business Media is an ADA CERP–recognized provider. ADA CERP is a service of the American Dental Association to assist dental professionals in identifying quality providers of dental continuing education. ADA CERP does not approve or endorse individual courses or instructors, nor does it imply acceptance of credit hours by boards of dentistry. Concerns or complaints about a CE provider may be directed to the provider or to ADA CERP at ada.org/goto/cerp. Go online to take this course. DentalAcademyofCE.com QUICK ACCESS CODE 21002 DENTAL ACADEMY OF CONTINUING EDUCATION INTRODUCTION Psychologists and scientists agree that the simple act of smiling can positively trans- form a person’s life, as well as the lives of others. Hence, the smile can be consid- ered one of the most fundamental factors to one’s overall happiness and perceived Analysis of Short tooth length Tooth inclination, Analysis of facial Malocclusion, smile esthetics can be attributed tooth shade, third symmetry including midline beauty. The smile has become elevated should assess to gingival midline is important in symmetry, crowd- to the forefront of the dental field with concordance overgrowth, asymmetry, and analysis of under- ing, and anterior the increasing exposure by visual and of lip contours altered passive tooth width:length lying rationale for bit arrangement with gingival and eruption, or ratios are excessive gingival (open bite, entertainment media esthetic standards, incisal positions, microdontia. A critical to overall display and facial overbite, overjet) decline in dental caries, and overall patient tooth shape, and comprehensive assessment of symmetry. This contribute to midline position clinical and an esthetic smile can determine the unesthetic smiles demand to improve their smiles. A study relative to the radiographic by laypersons need for multidis- and are treated commissioned by the American Associa- philtrum position. exam can identify and dental ciplinary care. with orthodontic tion of Orthodontists suggests that more causes. professionals. therapy. than one third of US adults are unhappy FIGURE 1: Common causes of compromised smile esthetics with their smile esthetics.1 This report also reviewed the social impact of decreased WHAT MAKES A SMILE of a color that enables the clinician to perceived esthetics, suggesting that 36% ESTHETIC? ORAL COMPONENTS distinguish between different families of of those unhappy with their smiles believe OF AN IDEAL SMILE color, whereas value indicates the light- they would have better social lives if they Overall smile esthetics involve three oral ness of a color. Chroma is the degree of had better teeth.1 Younger adults were par- tissues (teeth, lips, and gingivae) and their color saturation. In dentistry, the hue ticularly impacted; 48% of Americans ages relationship with one another.2 When is characterized by a letter “A” through 18–24 have untagged pictures of them- assessing individuals who stated that they “D.” The average shade for an untreated selves on social media because they didn’t did not find their smiles ideally esthetic, tooth is A3 and the lightest naturally like their smiles.1 complaints included all of the established occurring shade is generally considered A smile involves the relationship components of a smile. Studies have dem- to be B1.8 Tooth shade generally darkens between the three primary components: onstrated that tooth color was the most as patients age9,10 and women are more teeth, lip framework, and the gingival scaf- common smile component causing dis- likely to present with teeth of a lighter fold.2 While beauty may be in the eye of satisfaction among the subjects (27.9%), shade than men.10 It is generally accepted the beholder, certain characteristics of followed by tooth size (19.2%), tooth posi- that patients prefer a lighter tooth shade, each of these components are associated tion (16.2%), tooth shape (15.0%), and lip but this may be influenced by skin and lip with perceived esthetics by dental profes- shape (11.2%).7 color, age, and gender.11,12 Furthermore, sionals and laypeople. These character- Because of the broad range of complaints other components of light reflection— istics include: tooth width/height