Steven Dayan

Steven Dayan
University of Illinois at Chicago | UIC · Department of Otolaryngology (Chicago)

M.D.

About

154
Publications
49,260
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
2,532
Citations
Additional affiliations
August 2009 - September 2014
DePaul University
Position
  • Professor (Associate)
Description
  • Undergraduate Course. The Science of Beauty and its impact on culture and business in America
January 2004 - present
Denova Research
Position
  • CEO

Publications

Publications (154)
Article
Background: The nose is a central visual feature of the face leading many patients wishing to improve their facial aesthetic appearance to undergo rhinoplasty. Increasingly more patients are seeking non-surgical alternatives such as hyaluronic acid filler injections. These treatments have the ability to profoundly impact patients' aesthetic appear...
Article
Full-text available
Background PrabotulinumtoxinA is a 900-kDa botulinum toxin type A produced by Clostridium botulinum. Objectives The authors sought to investigate the safety of prabotulinumtoxinA for treatment of glabellar lines. Methods This was a multicenter, open-label, repeat-dose, 1-year phase II safety study. Adults with moderate to severe glabellar lines a...
Article
Background The emergence of Coronavirus disease of 2019 (COVID-19), quickly became one of the most severe disease outbreaks in modern history. This caused many aesthetic practices around the country to close temporarily and led to a unique time period to evaluate the impact neurotoxin has in the setting of an ongoing pandemic. Objectives To examin...
Article
Since there is no universal standard of beauty, each aesthetic provider's definition may shape his/her practice of aesthetic procedures. Beauty and attractiveness are commonly defined by both mathematical and cultural influences and are shaped by our surroundings and what is most familiar to us. Therefore, we thoroughly explored the literature to b...
Article
Social media has become a rising popular online medium for facilitating the exchange of information and ideas for the purpose of education and networking, especially in the realm of plastic surgeon. It is important for facial plastic surgeons in private practice to recognize the influence of and engagement in social media, particularly among younge...
Article
Background: Excess submental fat (SMF) can cause submental fullness resulting in negative perceptions of individuals. However, the impact of SMF on perceptions of social traits has not been well studied. Objective: To characterize the impact of SMF on external value judgments in adults in the United States. Methods: Respondents completed an on...
Article
Background A subset of facelift patients have premature redevelopment of skin laxity in the lower face and neck. Many patients seek alternatives to revision facelifts to avoid high risks and costs. Radiofrequency‐assisted lipolysis (RFAL) with Radiofrequency (RF) microneedling may be alternative minimally invasive options. Objective/Aim To evaluat...
Article
Background: The hands are the second most common body part visible after the face. In the aging hand, the dorsum loses volume, becomes uneven, veins become more prominent, and there is an increase in spots and wrinkles. Objective: To determine the effects of large-particle hyaluronic acid filler injection into the dorsal hand on first impression...
Article
Background Synthetic soft tissue fillers frequently used to restore facial volume do not provide a regenerative framework, limiting their sustained efficacy. Autologous fat transfer for facial rejuvenation supports tissue regeneration but has unpredictable outcomes depending on the quality of harvesting, processing, and implantation. This review di...
Article
Background Selfies and filtered selfies are becoming more prevalent throughout society and in the facial plastic surgery clinic. The term “Snapchat dysmorphia” has been used to describe patients seeking procedures to look like their selfie or filtered selfie. This is particularly frequent in the Millennial population, aged 22 to 37 years. Objectiv...
Article
Background: Blind individuals have demonstrated the ability to detect danger and facial expressions without conscious awareness of visual stimuli. These embodied sensations are believed to be the result of primitive neural networks refined by evolutionary adaptations. We postulate that similar embodied sensations may have evolved to allow blind in...
Article
Full-text available
Background: Understanding the subjects' perspective is critical for successfully treating upper facial lines. Objective: To understand subjects' self-perception and overall satisfaction after onabotulinumtoxinA treatment for forehead and glabellar lines. Methods: This analysis pooled data from two 12-month, pivotal phase 3 studies in which tox...
Article
Minimally invasive aesthetic procedures with hyaluronic acid filler have increased drastically since their development in 1989. Patients' desires to avoid surgery and achieve rapid results with minimal recovery led to a transformation in facial plastic surgery, demanding that aesthetic surgeons become proficient in nonsurgical augmentation. Over th...
Article
Full-text available
Background The 11-item Facial Line Outcomes (FLO-11) questionnaire is content validated for measuring the negative psychological impacts of crow’s feet lines (CFL). Objective Determine psychological impacts of forehead lines (FHL) alone and upper facial lines (UFL: FHL + CFL + glabellar lines [GL]); assess adequacy of FLO-11 to measure these impac...
Article
Full-text available
Background The 11-item Facial Line Outcomes (FLO-11) questionnaire is content validated for measuring the negative psychological impacts of crow’s feet lines (CFL). Objective Determine psychological impacts of forehead lines (FHL) alone and upper facial lines (UFL: FHL + CFL + glabellar lines [GL]); assess adequacy of FLO-11 to measure these impac...
Article
Full-text available
Background: Patient-reported outcomes are important measures of treatment benefit in facial aesthetic medicine. Objective: Evaluate prespecified subject-reported satisfaction and impact outcomes with onabotulinumtoxinA treatment of forehead lines (FHL) and glabellar lines (GL). Methods: The study randomized (3:1) 391 adults with moderate to se...
Article
Background This is the first study to evaluate the effect of premaxillary filler injection on nasal tip projection, upper lip projection, and upper lip vermillion height. Objective The primary objective was to analyze the change in nasal tip projection (measured by Goode’s ratio) and the change in upper lip projection (measured by the Z angle) fol...
Article
As individuals age, distinct anatomical changes of the bone and soft tissue result in the development of rhytids in the perioral region. Most notably, the oral commissures turn downward, creating the appearance of a perpetual frown and adding years to the facial appearance. The purpose of this article is to review the anatomical changes associated...
Article
Background Cosmeceutical therapies including face washes, moisturizers, chemical peels and antioxidant formulations are intended to improve the esthetic appearance of skin. The use of these products as adjuncts to full facial rejuvenation with hyaluronic acid filler and abobotulinumtoxinA may improve cosmetic and socio‐esthetic outcomes. Objective...
Article
Full-text available
Background: Patient-reported outcomes are increasingly recognized as important measures of treatment benefit. Objective: To evaluate subject-reported satisfaction and impact outcomes with onabotulinumtoxinA treatment in neurotoxin-naive adults with forehead lines (FHL), glabellar lines (GL), and crow's feet lines (CFL). Methods: This Phase 3 s...
Article
Background The impact of facial aesthetic treatments not only enhances physical appearance, but also psychological well-being. Accordingly, patient-reported outcomes (PROs) are increasingly utilized as an important measure of treatment success. Observer-reported outcomes (OROs) are a relevant yet often-overlooked measure of treatment benefit. Obje...
Article
A meteoric expansion in esthetic medicine followed the introduction of nonsurgical cosmetic neuromodulators and fillers in the early 2000s, which has been recently declining. The initial inertia has likely been tempered by the cosmetically interested patient's fear of appearing unnatural. Defining a natural outcome is a mission essential to the adv...
Article
Background: Small-particle hyaluronic acid filler is approved for lip augmentation and correction of perioral rhytides. Treatment with this product may improve facial aesthetics, projected first impression, and self-perception of mood. Objective: To determine the effect of perioral rejuvenation with hyaluronic acid on patient perception of mood...
Article
Full-text available
Background ATX-101 (deoxycholic acid injection) is the only injectable drug approved for submental fat (SMF) reduction. In the phase 3 REFINE trials, adults with moderate or severe SMF who were dissatisfied with the appearance of their face/chin were eligible to receive up to 6 treatment sessions with ATX-101 (2 mg/cm²) or placebo. Primary and seco...
Article
Background: Fibrin sealant application in rhytidectomy has previously demonstrated a reduction in adverse events and drainage volume. Fibrin sealant offers multiple potential benefits including decreasing downtime, reducing complication rates, and improving patient satisfaction. In this study, we evaluated the efficacy and safety of ARTISS [fibrin...
Article
p>BACKGROUND: Although non-surgical treatment options for facial rejuvenation are well-established, the literature remains limited regarding the combined effect of topical skin treatment with filler and neurotoxin on patient appearance and satisfaction. The objectives of this study were to assess the impact of a skin rejuvenation therapy in combina...
Article
Full-text available
Background Individuals seeking aesthetic treatment have concerns regarding multiple facial areas. Objectives Assess the aesthetic impact and satisfaction achieved with a multimodal approach to aesthetic treatment using a combination of minimally invasive treatments. Methods Prospective, multicenter, rater-blinded, 4-month HARMONY study evaluated...
Article
Full-text available
Not Available Disclosures: Study supported by Allergan.
Chapter
Patient expectations of botulinum toxin type A (BoNTA) treatments can vary considerably and need to be managed depending on the needs and desires of the patient. In 2009, the second BoNTA, abobotulinumtoxinA was approved by Food and Drug Administration (FDA) for the cosmetic treatment of glabellar rhytids. It is also extremely important to identify...
Article
Background: A pre-and postprocedure regime aimed at prevention of infection, reduction of inflammation and risk of scarring, is to enable optimal outcomes. Objectives: The role of a hypochlorous acid containing spray and translucent scar gel formulation that combines modified silicon oil with hypochlorous acid, was explored for pre- and postproc...
Article
In 2015, ATX-101 (deoxycholic acid injection; Kybella in the United States and Belkyra in Canada; Kythera Biopharmaceuticals, Inc., Westlake Village, CA [an affiliate of Allergan plc, Dublin, Ireland]) was approved as a first-in-class injectable drug for improvement in the appearance of moderate to severe convexity or fullness associated with subme...
Article
Full-text available
Article
Full-text available
Article
Full-text available
Background: The HARMONY study is the first clinical trial to assess the impact of a global approach to facial rejuvenation with several minimally invasive modalities, using patient-reported outcome measures. Objective: Provide details of this treatment approach and describe investigators' experiences and recommendations based on this study. Met...
Article
Full-text available
Article
Full-text available
Background: Duration of esthetic treatments may contribute to subject satisfaction. Objective: Describe response duration with onabotulinumtoxinA in crow's feet lines (CFL) and the association of duration with perception of improvement. Methods: Subjects from 2 double-blind, placebo-controlled trials received onabotulinumtoxinA 24 U in CFL; St...
Article
Full-text available
Article
Full-text available
Article
Full-text available
Objective: The purpose of this six-month, randomized, double-blind, multi-center, placebo-controlled study was to determine if the administration of a new oral supplement will promote terminal hair growth. Design: A randomized, double-blind study. Setting: Two private practices (dermatology and facial plastics). Participants: Women 21 to 75...
Article
Full-text available
Background: Hyaluronic acid gels are increasingly used for augmentation of the lips. Objective: To assess the safety and effectiveness of Juvéderm Ultra XC, a 24 mg/mL hyaluronic acid gel containing 0.3% (wt/wt) lidocaine (HYC-24L), for augmentation of the lips. Methods: This ongoing, multicenter, single-blind study randomized 213 subjects to...
Article
Importance The caudal septal extension (CSE) graft maneuver commonly is used to adjust the nasal tip projection. It can, however, be difficult to stabilize and straighten the CSE graft, especially when the procedure is performed through an endonasal approach. Because the stabilization and correct positioning of the CSE graft are vital for achievem...
Article
This Viewpoint questions the definition of natural beauty and asserts that if plastic surgeons would examine kinetic models instead of static images, the outcomes of popular procedures would be closer to natural beauty ideal. “Doctor, I always wanted plastic surgery, but yesterday I saw a woman and her face looked so strange. She must have had som...
Article
Alopecia and thinning hair are highly prevalent conditions affecting a large proportion of men and women. Diffused hair loss is often more difficult to diagnose in women, mostly due to over-reliance on the assumption of hormonal influences, and it is commonly treated with a multi-therapy approach. Clinical studies have demonstrated the effectivenes...
Article
Full-text available
What comes first: the expression or the emotion? If you smile do you become happy, or are you happy so you then smile? Since Charles Darwin first observed “that even the simulation of an emotion tends to arouse it in our mind,”1 a large body of evidence has supported the facial-feedback hypothesis, which suggests that the emotion follows the expres...
Article
Full-text available
Injection-induced necrosis is a rare but dreaded consequence of soft tissue augmentation with filler agents. It usually occurs as a result of injection of filler directly into an artery, but can also result from compression or injury. We provide recommendations on the use of hyaluronidase when vascular compromise is suspected. Consensus recommendat...
Article
Full-text available
Article
First impressions are lasting, consequential and defined as the immediate judgment made of another from zero acquaintance. Multiple studies have reported the benefits of cosmetic make-up. We set out to investigate the psychosocial and aesthetic effects of cosmetic make-up in order to better understand why women wear it. MATERIALS AND METHODS: Twent...
Article
Full-text available
Article
A previous pilot study demonstrated microfocused ultrasound with visualization (MFU-V) to lift and tighten the décolleté produced significant and durable aesthetic improvements. To further evaluate the safety and effectiveness of MFU-V for improving lines and wrinkles of the décolleté in a larger patient population. Healthy women with moderate-to-s...
Article
Although millions of aesthetic procedures are performed annually, few patient-reported outcome (PRO) measures have been used in this setting. To evaluate the impact of onabotulinumtoxinA treatment for crow's feet lines (CFL) on relevant psychological variables and self-perception of age/appearance in subgroup populations. Facial Lines Outcomes (FLO...
Article
Objective: To demonstrate aesthetic improvement in lines and wrinkles of the dcollet with MFU-V Methods: 125 female subjects meeting inclusion and exclusion criteria were enrolled and completed one treatment on the chest using three transducers: 4 – 4.5mm (1.2J), 7 - 3.0mm (0.45J), and 10-1.5mm (0.20J). Pain was assessed using a validated scale (...
Article
Background ATX-101, a proprietary, synthetic version of naturally-occurring deoxycholic acid, is an investigational injectable drug under development for the reduction of excess submental fat (SMF). ATX-101 causes focal adipocytolysis when injected into subcutaneous fat. Study Design and Purpose Two independent, identical, multicenter (US/Can...
Article
Introduction Nonpermanent fillers are currently some of the most widely used treatments in medical aesthetics. Notwithstanding safety approval by the competent authorities, adverse effects can occur and have a tendency to be underestimated. Nodules are a particularly alarming event and not uncommon. Through the evaluation of articles in the literat...
Article
Anxiety is an under recognized and major obstacle among patients seeking cosmetic procedures. The ability to alleviate it may be essential for achieving high patient satisfaction and better outcomes. Key initiators leading to anxiety include the fear of appearing unnatural and the fear of pain. Pain perception can be mitigated or augmented by psych...
Article
Background: Botulinum toxin has been in use since the 1970s. Over the last few years, the indications for botulinum toxin use have extended for cosmetic and noncosmetic applications. Three preparations of botulinum toxin type A and one preparation of botulinum toxin type B are commercially available and approved for use in the United States by the...
Chapter
Soft tissue filler augmentation of the periorbital regions is a valuable tool in the plastic surgeon’s armamentarium. When performed correctly, periorbital rejuvenation pedestals the eyes and draws attention to this very expressive area and away from the lower third of the face that is most commonly associated with signs of aging. This chapter disc...
Article
Adverse reactions and unintended effects can occasionally occur with toxins for cosmetic use, even although they generally have an outstanding safety profile. As the use of fillers becomes increasingly more common, adverse events can be expected to increase as well. This article discusses complication avoidance, addressing appropriate training and...
Conference Paper
PURPOSE This analysis determined the duration of clinical response to onabotulinumtoxinA treatment of crow’s feet lines (CFL) based on 2 large, double-blind, placebo-controlled phase 3 studies. DESIGN Subjects in studies 1 and 2 had moderate or severe CFL on entry and received 24U onabotulinumtoxinA in CFL. Subjects entering study 2 also had m...
Book
Full-text available
Secret desires in dating, mating and communicating
Article
The aging neck is accompanied by an increase in submental fat, platysmal banding, and redundant dyspigmented skin. Creating a more acute cervicomental angle, distinct mandibular border, homogeneous skin tone, and smoother texture helps to achieve a more youthful appearance. The aesthetic provider's armamentarium has long had surgical techniques in...
Article
Michael S. Godin , ed. Rhinoplasty: Cases and Techniques. New York: Thieme, 2011. ISBN-10: 1604066806 ![][1] It is clear that Dr Godin devoted much energy and time to writing Rhinoplasty: Cases and Techniques , which he hopes will be “the most useful rhinoplasty book you will ever own.” The text is a hardcover, 373-page book that is creative, ins...
Article
Background: The effect of perceived facial blanching with neurotoxin therapy has been described in the literature and has been used to treat the undesirable facial flushing of Frey's syndrome. Patients rarely report it as a complication after cosmetic injection, but it can be distressing. Objectives: To elucidate the proposed mechanism(s) of thi...
Article
Full-text available
Rosacea is a cutaneous condition with several clinical subtypes that are commonly seen in daily medical practice. There are many different treatment modalities for each of the physical !ndings associated with this disease, and all have varying results. As the use of onabotulinumtoxinA rises, its bene!t in the treatment of a growing number of medica...