Explanipedia

Bacteriology of non-oncologic post-operative breast infections: A retrospective cross-sectional study to guide empiric antibiotic coverage Open

Erin Abbott, Andrew James, Christopher L. Kalmar, Anvith Reddy, Sara C. Chaker , et al. · 2025

Microbial etiologies of surgical site infections following non-oncologic breast surgery differed with the procedure. Procedure-specific empiric antibiotic regimens may improve infection management. Institutional and regional antibiotic sus…

Evaluating the Performance of Different Pedicles in Reduction Mammaplasty: A Comparative Analysis Open

Chris A. Campbell, Wen En, Abigail E. Chaffin, Tatjana Mortell, Ellen Satteson , et al. · 2025

60. Non-oncologic Breast Surgery Infection Bacteriology: Insights and Implications for Empiric Management Open

Erin Abbott, Christopher L. Kalmar, Anvith P. Reddy, Andrew James, Ricardo A. Torres‐Guzman , et al. · 2025

Implantable, Bioresorbable Radio Frequency Resonant Circuits for Magnetic Resonance Imaging (Adv. Sci. 27/2024) Open

Geumbee Lee, Mark D. Does, Raudel Avila, Juyeon Kang, Kevin D. Harkins , et al. · 2024

Magnetic Resonance Imaging This hybrid, bioresorbable organic/inorganic bioelectronic system acts to locally enhance the resolution of magnetic resonance imaging at the site of an internal wound, to enable monitoring of the processes of he…

P7. Reduction Mammaplasty: Drains Do Not Reduce Hematoma or Seroma, but Increase Infection Risk Open

Christopher L. Kalmar, Colin G. White-Dzuro, Galen Perdikis · 2024

PURPOSE: Most surgeons in Europe continue to utilize drains after reduction mammaplasty, but the trend in North America has recently leaned heavily toward no drain utilization for reduction mammaplasty. The purpose of this study was to det…

P52. Chondrolaryngoplasty: A Technical Overview and Measure of Outcomes Over A 5-year Period at a Metropolitan Medical Center Open

Andrew James, Sriya Nemani, Christopher L. Kalmar, Wesley P. Thayer, Salam Al Kassis , et al. · 2024

PURPOSE: Chondrolaryngoplasty, or tracheal shave, is a consistent facet of facial feminization surgery (FFS). This procedure involves debulking of the laryngeal prominence of the thyroid cartilage. The present study describes technical asp…

Multimedia Demonstration of Migraine Surgery Techniques Open

Christopher L. Kalmar, Patrick E. Assi, Salam Al Kassis · 2023

PURPOSE: The purpose of this abstract is to utilize both graphic animation and annotated surgical video clips to highlight techniques in migraine surgery that our team has developed over the past five years. PREOPERATIVE MARKINGS: After ge…

Do Lower Frontal Osteotomies Affect Frontal Sinus Pneumatization? Open

Christopher L. Kalmar, Sonia Pandey, Michael S. Golinko · 2023

BACKGROUND: Disruption of the growth plate of long bones is known to affect normal development, but it is unknown how osteotomies of the newborn skull might affect development of certain features, such as the frontal sinus. The purpose of …

Implantable, Bioresorbable Radio Frequency Resonant Circuits for Magnetic Resonance Imaging Open

Geumbee Lee, Mark D. Does, Raudel Avila, Juyeon Kang, Kevin D. Harkins , et al. · 2023

Magnetic resonance imaging (MRI) is widely used in clinical care and medical research. The signal‐to‐noise ratio (SNR) in the measurement affects parameters that determine the diagnostic value of the image, such as the spatial resolution, …

Headache Frequency and Pain Severity Following a Nerve Stimulator Implant for Chronic Migraine: A Systematic Review and Meta-Analysis Open

Adam G. Evans, Brady Burns, Maryo M. Ibrahim, Tigran Kesayan, Krista Brooks-Horrar , et al. · 2023

Migraines affect approximately one billion individuals worldwide. Implanted nerve stimulator devices can provide relief to some individuals who have chronic migraines refractory to other treatments. This study defines the change in headach…

70. Environmental Sustainability of Internal Fixation Hardware Open

Christopher L. Kalmar, Michael S. Golinko, Salam Al Kassis, Wesley P. Thayer, Brian C. Drolet , et al. · 2023

PURPOSE: Environmental sustainability has become a critical initiative among several industries, but it is rarely mentioned in healthcare. The environmental footprint of surgical procedures is not only based on the resource utilization of …

PC24. Neovaginal Reconstruction: National Analysis of Risk Factors and Complications Open

Christopher L. Kalmar, Sryia Nemani, Benjamin Park, Rishub K. Das, Galen Perdikis , et al. · 2023

PURPOSE: The purpose of this study was to elucidate modifiable and unmodifiable risk factors for complications after neovaginal reconstruction. METHODS: The ACS NSQIP database was queried for gender-affirming neovaginal reconstruction perf…

PC59. Timing of Autologous Tissue Breast Reconstruction Does Not Affect Free Flap Failure Open

Christopher L. Kalmar, Wesley P. Thayer, Salam Al Kassis, Kent Higdon, Galen Perdikis · 2023

PURPOSE: The purpose of this study was to determine whether undergoing immediate versus delayed reconstruction is associated with breast free flap failure, as well as analyze national epidemiologic practice trends. METHODS: Retrospective c…

7. Double-reversed Costal Cartilage Grafts Open

Christopher L. Kalmar, Anna R. Carlson, Scott P. Bartlett · 2023

PURPOSE: Costal cartilage provides the ideal graft for reconstruction of the nasal dorsum and tip given its abundant supply and flexural strength. Nevertheless, autologous costal cartilage grafts can be plagued by warping. Several techniqu…

PC22. Racial and Ethnic Disparities in Postoperative Complications after Gender-affirming Surgery Open

Christopher L. Kalmar, Sriya Nemani, Benjamin Park, Rishub K. Das, Galen Perdikis , et al. · 2023

PURPOSE: The purpose of this study was to analyze the racial and ethnic disparities in immediate postoperative complications for patients undergoing gender-affirming surgery nationwide over the past six years. METHODS: The ACS NSQIP databa…

Facial Scars: Do Position and Orientation Matter? Open

Zachary Zapatero, Clifford I. Workman, Christopher L. Kalmar, Stacey Humphries, Mychajlo S. Kosyk , et al. · 2022

Background: This study tested the core tenets of how facial scars are perceived by characterizing layperson response to faces with scars. The authors predicted that scars closer to highly viewed structures of the face (i.e., upper lip and …

Recent Evolutions in Epidemiologic Practice Patterns of Gender-Affirming Surgery Open

Christopher L. Kalmar, Benjamin Park, Rishub K. Das, Adam B. Evans, Brian C. Drolet , et al. · 2022

PURPOSE: Gender-affirming surgery has been gaining traction among the surgical practice of plastic surgeons due to increased awareness and insurance coverage for these procedures. The purpose of this study is to investigate the epidemiolog…

Gender-affirming Chest Reconstruction: Does Hospital Volume Influence Admission Charges? Open

Christopher L. Kalmar, Rishub K. Das, Benjamin Park, Adam B. Evans, Brian C. Drolet , et al. · 2022

PURPOSE: While several national databases are well equipped to analyze postoperative outcomes, there has been a paucity of research with nationally representative datasets analyzing the evolving landscape of insurance coverage and admissio…

Efficacy of Autologous Cranioplasty Using a Dental SafeScraper Device Open

Jinggang Ng, Jessica D. Blum, Liana Cheung, Daniel Cho, Dominic J. Romeo , et al. · 2022

PURPOSE: Conventional methods to reconstruct cortical bone defects introduced by pediatric cranial vault remodeling (CVR) procedures have shortcomings. Use of bone burr shavings as graft material leads to variable ossification, and harvest…

Environmental Sustainability of Breast Implant Supply Chains Open

Christopher L. Kalmar, Adam B. Evans, Salam Kassis, Wesley P. Thayer, Brian C. Drolet , et al. · 2022

BACKGROUND: Sustainable procurement is becoming a critical benchmark across several industries, but it is rarely mentioned in healthcare. Few surgeons have any idea of the carbon footprint of performing their surgical procedures. Hospitals…

Breast Reconstruction Free Flap Failure: National Outcomes based on Preoperative Comorbidities Open

Christopher L. Kalmar, Brian C. Drolet, Salam Kassis, Wesley P. Thayer, Kent Higdon , et al. · 2022

PURPOSE: The purpose of this investigation was to perform a nationally representative study of breast free flap complications in the context of preexisting comorbidities, specifically investigating whether thrombocytosis is implicated in f…

Pulmonary Embolism Risk after Cosmetic Abdominoplasty Open

Christopher L. Kalmar, Wesley P. Thayer, Salam Kassis, Kent Higdon, Galen Perdikis · 2022

BACKGROUND: Tighter abdominal wall plication during cosmetic abdominoplasty compared to functional panniculectomy may confer additional risks, such as those associated with decreased venous return. The purpose of this study was to determin…

Trigeminal Schwannoma: A Retrospective Analysis of Endoscopic Endonasal Management, Treatment Outcomes, and Neuropathic Sequelae Open

Vijay A. Patel, Sean P. Polster, Hussam Abou‐Al‐Shaar, Christopher L. Kalmar, Georgios A. Zenonos , et al. · 2022

Introduction Trigeminal schwannomas (TS) are rare skull base tumors that have been associated with significant neuropathic sequalae for patients. The authors aim to evaluate the clinical features, treatment outcomes, and neuropathic sequel…

Nationwide Estimates of Gender-Affirming Chest Reconstruction in the United States, 2016-2019 Open

Rishub K. Das, Adam G. Evans, Christopher L. Kalmar, Salam Al Kassis, Brian C. Drolet , et al. · 2022

Background Section 1557 of the Affordable Care Act, introduced in 2016, increased access to gender-affirming surgeries for transgender and gender diverse individuals. Masculinizing chest reconstruction (e.g., mastectomy) and feminizing che…

Anterior displacement of Bruch’s membrane: a useful sign for intracranial hypertension in craniosynostosis Open

Sohaib R. Rufai, Jessica D. Blum, Christopher L. Kalmar, Robert A. Avery, Owase Jeelani , et al. · 2022

Pediatric Dog Bite Injuries: A 5-Year Nationwide Study and Implications of the COVID-19 Pandemic Open

Natalie M. Plana, Christopher L. Kalmar, Liana Cheung, Jordan W. Swanson, Jesse A. Taylor · 2022

Introduction: Although single institution studies have analyzed various animal attacks, there has not been multicenter investigation into dog bites in children. The purpose of this study was to characterize national trends and investigate …

27. Parietal Bone Thickness Predicts Intraoperative Blood Loss and Transfusion in Patients Undergoing Spring Mediated Cranioplasty for Non-syndromic Sagittal Craniosynostosis Open

Dillan F. Villavisanis, Daniel Cho, Sameer Shakir, Christopher L. Kalmar, Connor S. Wagner , et al. · 2022

Purpose: Variables that can predict outcomes in patients with craniosynostosis, including bone thickness, are important for surgical decision making but incompletely understood. Recent studies have demonstrated relative risks and benefits …

Socioeconomic Disparities in Surgical Care for Congenital Hand Differences Open

Christopher L. Kalmar, Brian C. Drolet · 2022

Background: The purpose of this study was to evaluate the influence of socioeconomic factors on access to congenital hand surgery care, hospital admission charges, and analyze these geographic trends across regions of the country. Methods:…

PC8. BREAST RECONSTRUCTION FREE FLAP FAILURE: DOES PLATELET COUNT MATTER? Open

Christopher L. Kalmar, Brian C. Drolet, Salam Al Kassis, Kent Higdon, Galen Perdikis · 2022

PURPOSE: The purpose of this investigation was to perform a multicenter study to assess the risk of microvascular free tissue transfer (MFTT) failure based on preoperative platelet counts in the context of preexisting comorbidities. METHOD…

P70. INTRACRANIAL PRESSURE PATTERNS IN CHILDREN WITH SAGITTAL CRANIOSYNOSTOSIS Open

Christopher L. Kalmar, Elizabeth Malphrus, Mychajlo S. Kosyk, Zachary D. Zapatero, Anna R. Carlson , et al. · 2022

PURPOSE: Elevated intracranial pressure (ICP) in sagittal craniosynostosis has a wide spectrum of reported incidence, and patterns are not well understood across infancy and childhood. Characterizing the natural history of ICP in this popu…

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