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Facial Fracture Patterns Associated with Traumatic Optic Neuropathy

Kelishadi, Shahrooz S; Zeiderman, Matthew R; Chopra, Karan; Kelamis, Joseph A; Mundinger, Gerhard S; Rodriguez, Eduardo D
Traumatic optic neuropathy (TON) is rare. The heterogeneity of injury patterns and patient condition on presentation makes diagnosis difficult. Fracture patterns associated with TON have never been evaluated. Retrospective review of 42 patients diagnosed with TON at the R. Adams Cowley Shock Trauma Center from May 1998 to August 2010 was performed. Thirty-three patients met criteria for study inclusion of fracture patterns. Additional variables measured included patient demographics and mechanism. Cluster analysis was used to form homogenous groups of patients based on different fracture patterns. Fracture frequency was analyzed by group and study population. Visual depiction of fracture patterns was created for each group. Cluster analysis of fracture patterns yielded five common "groups" or fracture patterns among the study population. Group 1 ( n  = 3, 9%) revealed contralateral lateral orbital wall (100%), zygoma (67%), and nasal bone (67%) fractures. Group 2 ( n  = 7, 21%) demonstrated fractures of the frontal bone (86%), nasal bones (71%), and ipsilateral orbital roof (57%). Group 3 ( n  = 14, 43%) involved fractures of the ipsilateral zygoma (100%), lateral orbital wall (29%), as well as frontal and nasal bones (21% each). Group 4 ( n  = 5, 15%) consisted of mid- and upper-face fractures; 100% fractured the ipsilateral orbital floor, medial and lateral walls, maxilla, and zygoma; 80% fractured the orbital roof and bilateral zygoma. Group 5 ( n  = 4, 12%) was characterized by fractures of the ipsilateral orbital floor, medial and lateral orbital walls (75% each), and orbital roof (50%). A notably high 15 of 33 patients (45%) sustained penetrating trauma. Our study demonstrates five fracture pattern groups associated with TON. Zygomatic, frontal, nasal, and orbital fractures were the most common. Fractures with a combination of frontal, nasal, and orbital fractures are particularly concerning and warrant close attention to the eye.
PMCID:6391254
PMID: 30815214
ISSN: 1943-3875
CID: 3698522

Predictors of Adverse Outcomes in the Management of Mandibular Fractures

Daar, David A; Kantar, Rami S; Cammarata, Michael J; Rifkin, William J; Alfonso, Allyson R; Wilson, Stelios C; Rodriguez, Eduardo D
BACKGROUND:Mandibular fractures are the most common isolated facial fractures in the United States. Various risk factors have been associated with increased rates of postoperative complications. However, national outcome reports are limited and data are conflicting. Using a national multi-institutional database, the authors sought to analyze 30-day outcomes after mandibular fracture repair and determine risk factors for complications, readmission, and reoperation. METHODS:Retrospective review of the American College of Surgeons National Surgical Quality Improvement database was performed to identify patients undergoing surgical treatment of mandibular fractures between 2010 and 2015 using current procedural terminology codes. Primary outcomes included: wound complications, overall complications, as well as readmission and reoperation rates. Multivariate regression analysis was performed to adjust for confounders. RESULTS:A total of 953 patients were eligible for analysis. Mean patient age was 34.5 years, 84% were males, and 50% were active smokers. Wound complications, overall complications, 30-day reoperation, and readmission occurred in 4.0%, 7.9%, 2.2%, and 33% of patients, respectively. Age was a significant risk factor for 30-day readmission (odds ratio [OR] = 1.06, P = 0.01), reoperation (OR = 1.05, P = 0.01), and overall complications (OR = 1.03, P = 0.02) on multivariate analysis, and smoking was a significant risk factor for 30-day reoperation (OR = 4.86, P = 0.03). CONCLUSION/CONCLUSIONS:The analysis identified age as an independent risk factor for readmission, reoperation, and overall complications. Smokers were also nearly 5 times as likely to undergo additional surgery. This is particularly important given that over half of patients were active smokers, highlighting the importance of perioperative patient education and smoking cessation within this population.
PMID: 30676448
ISSN: 1536-3732
CID: 3610642

Changes in Articulatory Control Pre- and Post-Facial Transplant: A Case Report

Grigos, Maria I; LeBlanc, Étoile; Hagedorn, Christina; Diaz-Siso, J Rodrigo; Plana, Natalie; Rodriguez, Eduardo D
Purpose Facial transplantation involves partial or total replacement of neuromuscular and skeletal structures of the face, head, and neck using donor tissues and is among the most extensive facial reconstructive procedures. This case report compares changes in speech production and articulator movement in a 44-year-old man from pretransplant to a 13-month posttransplant period. Method Speech production and articulator movement data were examined at 5 time points, once pretransplant and 4 times posttransplant (4, 7, 10, and 13 months), and compared to 4 healthy controls. A motion capture system was used to track jaw and vertical/horizontal lip movement during nonspeech and speech tasks. Speech intelligibility, jaw displacement, lip aperture, and movement variability were measured. Results Speech intelligibility varied across the study period and was restored to control status by 7 months posttransplant. Jaw displacement and lip aperture in the vertical plane significantly increased over time for nonspeech and speech tasks. Changes in horizontal lip movements over time were minimal. Jaw and lip movement variability fluctuated over time and was greater than the controls by 13 months posttransplant. Discussion Findings quantify changes in articulator movement and contributions to improved speech production following facial transplant. Changes reflect the adaptability of the speech motor system and are discussed in relation to pretransplant speech motor control patterns.
PMID: 30950699
ISSN: 1558-9102
CID: 3858172

Ethical Issues in Aesthetic and Reconstructive Surgical Innovation: Perspectives of Plastic Surgeons

Lee, Z-Hye; Reavey, Patrick L; Rodriguez, Eduardo D; Chiu, Ernest S; Caplan, Arthur L
Innovative surgery is defined as a novel procedure, a significant modification of a standard technique, or a new application of an established technique. Although innovation is a crucial part of improving patient care in plastic surgery, there are various ethical considerations and dilemmas in performing unvalidated techniques and procedures, especially for non-life-threatening indications. The aim of this study was to gain a better understanding regarding the motivations and ethical considerations of plastic surgeons in their decision to perform innovative operations. An anonymous, institutional review board-approved, online survey was sent to members of the American Society of Plastic Surgeons and other international plastic surgeons worldwide. The survey asked respondents to rank various factors that influence their decisions to perform innovative plastic surgery, both reconstructive and aesthetic, on a five-point Likert scale. Seven hundred thirty-three of 26,028 plastic surgeons (response rate, 2.9 percent) responded to the survey. Although similar factors were considered to be important for both reconstructive and aesthetic operations, only approximately 50 percent of respondents considered institutional review board approval to be an important factor when considering innovation in both reconstructive (50 percent) and aesthetic surgery (51 percent), suggesting that respondents do not consider innovation a form of research that ought be subject to standard research protections. Overall, the authors' survey suggests that more effort must be extended to ethical training in plastic surgery to create a stronger professional atmosphere regarding innovation and, possibly, to the creation of a more formal group charged with oversight of innovation.
PMID: 30589815
ISSN: 1529-4242
CID: 3560162

Renal Failure as a Complication of Vascularized Composite Allotransplantation. [Meeting Abstract]

Barth, R. N.; Shores, J. T.; Brandacher, G.; Levine, M. H.; Weissenbacher, A.; Nam, A. J.; Shockcor, N.; Rodriguez, E. D.; Schneeberger, S.; Lee, W.; Bartlett, S. T.; Levin, L.
ISI:000474897601304
ISSN: 1600-6135
CID: 4026412

Reinnervation in Face Transplantation: The Role of Electromyography [Meeting Abstract]

Hasan, Hunaid; Ramly, Elie; Kantar, Rami; Leblanc, Etoile; Rodriguez, Eduardo; Foo, Farng-Yang
ISI:000475965903152
ISSN: 0028-3878
CID: 4029122

The role of modern biomaterials in advancing medical and dental care

Rodriguez, Eduardo D
ORIGINAL:0013288
ISSN: 1945-063x
CID: 3693362

3D Printing and Adenosine Receptor Activation for Craniomaxillofacial Regeneration

Chapter by: Lopez, Christopher D; Witek, Lukasz; Flores, Roberto L; Torroni, Andrea; Rodriguez, Eduardo D; Cronstein, Bruce N; Coelho, Paulo G
in: Regenerative strategies for maxillary and mandibular reconstruction : a practical guide by Melville, James C; et al [Eds]
Cham, Switzerland : Springer, [2019]
pp. 255-267
ISBN: 9783319936673
CID: 5457522

Free Ulnar Forearm Flap: Design, Elevation, and Utility in Microvascular Nasal Lining Reconstruction

Kantar, Rami S; Rifkin, William J; Cammarata, Michael J; Diaz-Siso, J Rodrigo; Farber, Scott J; Rodriguez, Eduardo D
Reconstruction of the nasal lining has traditionally been performed using the folded radial forearm free flap, given its reliable blood supply, pliability, and familiarity to surgeons with respect to its harvest. More recently, the free ulnar forearm flap has been proposed as an alternative reconstructive option for the nasal lining, with safe and reliable outcomes, and improved donor-site morbidity compared with its radial counterpart. In this article, the authors provide educational video footage with accompanying text description of the senior author's (E.D.R) approach to design and elevation of the free ulnar forearm flap for the purpose of reconstructing a composite nasal defect. CLINICAL QUESTION/LEVEL OF EVIDENCE:: Therapeutic, V.
PMID: 30489533
ISSN: 1529-4242
CID: 3500682

Vascularized Composite Allotransplantation: Alternatives and Catch-22s

Diaz-Siso, J Rodrigo; Borab, Zachary M; Plana, Natalie M; Parent, Brendan; Stranix, John T; Rodriguez, Eduardo D
Technical success has been achieved in several forms of vascularized composite allotransplantation, including hand, face, penis, and lower extremity. However, the risks of lifelong immunosuppression have limited these procedures to a select group of patients for whom nontransplant alternatives have resulted in unsatisfactory outcomes. Recent reports of facial allograft failure, and subsequent reconstruction using autologous tissues, have reinforced the idea that a surgical contingency plan must be in place in case this devastating complication occurs. Interestingly, backup plans in the setting of vascularized composite allotransplantation consist of the nontransplant alternatives that were deemed suboptimal in the first place. Moreover, these options may have been exhausted before transplantation, and may therefore be limited in the case of allograft loss or reamputation. In this article, the authors describe the surgical and nonsurgical alternatives to hand, face, penis, and lower extremity transplantation. In addition, the authors explore the ethical implications of approaching vascularized composite allotransplantation as a "last resort" or as a "high-risk, improved-outcome" procedure, focusing on whether nontransplant options eventually preclude vascularized composite allotransplantation, or whether vascularized composite allotransplantation limits future nontransplant reconstruction.
PMID: 30511987
ISSN: 1529-4242
CID: 3520282